8.1C Mini-Assessmentjr.dibollisd.com/ourpages/auto/2013/9/9/46244368/Week 2... · 2014-06-16 · number in scientific notation? A 27.9 10 u 6 B 2.79 10 u 8 C 2.79 10 u 6 D 2.79 10

GRADE 8 MATHEMATICS(8.1) Number, operation, and quantitative reasoning. The student understands that different forms of numbers are appropriate for differentsituations. The student is expected to: (C) approximate (mentally and with calculators) the value of irrational numbers as they arise fromproblem situations (S , 2 ).

TEKSING TOWARD STAAR �2012 Page 1

NAME___________________ DATE______________ SCORE ___/10

8.1C Mini-Assessment1. Which irrational number would NOT lie between 7 and 8 on a number line?

A �50

B 56�

C 62�

D 75�

2. The area of a circle was given as 48S square units. Which of the following best represents theradius of the circle?

A 4 units

B 5 units

C 6 units

D 7 units

3. Look at the number line.

Which point on the number line best represents 8� ?

A D

B E

C F

D G

4. If the area of a square is 104 square units, which of the following best represents the length of theside of the square?

A 10.9 units

B 10.2 units

C 9.7 units

D 26 units

2 2.5 3 3.5 4 4.5

D E F G


TEKSING TOWARD STAAR� 2012 Page 2

5. CD is shown on the coordinate grid. CD = 61� .

Which best describes the length of CD ?

A The length of CD is between 30 units and 31 units.

B The length of CD is between 40 units and 42 units.

C The length of CD is between 6 units and 7 units.

D The length of CD is between 7 units and 8 units.

6. Which of the following best represents 27� ?

A 5.2 units

B 4.9 units

C 6.3 units

D 13.5 units

x

y

-9 -8 –7 -6 -5 -4 -3 -2 -1 1 2 3 4 5 6 7 8 9

9

8

76

543

2

1

-1-2

-3-4

-5-6

-7

-8-9




Point D best represents which irrational number?

A 48�

B 61�

C 57�

D 71�

8. The side of a box is a square with an area of 170 square units. Which best represents the length ofeach side of the square side of the box?

A The length of each side of the square side of the box is between 12 units and 13 units.

B The length of each side of the square side of the box is between 11 units and 12 units

C The length of each side of the square side of the box is between 13 units and 14 units

D The length of each side of the square side of the box is between 10 units and 11 units

9. A square dining table has an area of 30 feet 2 . Which best describes the length of each side of thetable?

A The length of each side of the tables is between 4 feet and 5 feet.

B The length of each side of the tables is between 5 feet and 6 feet.

C The length of each side of the tables is between 6 feet and 7 feet.

D The length of each side of the tables is between 8 feet and 9 feet.


Which statement is true about the points on the number line?

A Point M could represent 83� because 83� is between 9 and 10 closer to 10 than 9.

B Point N could represent 95� because 95� is between 10 and 11 and closer to 10 than 11.

C Point P could represent 118� because 118� is between 10 and 11 and closer to 11 than 10.

D Point Q could represent 147� because 147� is between 11 and 12 and closer to 11 than 12.

6 6.5 7 7.5 8

D

9 9.5 10 10.5 11 11.5

M N P Q

GRADE 8 MATHEMATICS(8.1) Number, operation, and quantitative reasoning. The student understands that different forms of numbers are appropriate for differentsituations. The student is expected to: (D) express numbers in scientific notation, including negative exponents, in appropriate problem situations.


NAME___________________ DATE______________ SCORE ___/10

8.1D Mini-Assessment1. Which expression represents a number that is larger than 4,000 but smaller than 40,000?

A ��u�� 45.1 10

B 35.4 10��u��

C 44.8 10��u��

D 27.8 10��u��

2. The diameter of a plant cell was estimated to be 62.8 10��u�� meters. Which represents this numberin standard notation?

A 0.0000028

B 0.000028

C 2,800,000

D 280,000

3. 500 liters is equivalent to 500,000 milliliters. Express the milliliters in scientific notation.

A 55.0 10��u��

B 65.0 10��u��

C 55.0 10��u��

D 450.0 10��u��

4. The American Tire Company estimated their yearly revenue at $3,500,000. Which expressionrepresents this number?

A 73.5 10��u��

B 73.5 10��u��

C 63.5 10��u��

D 63.5 10��u��



5. A square mile is approximately 27,900,000 square feet in area. Which expression represents thisnumber in scientific notation?

A 627.9 10��u��

B 82.79 10��u��

C 62.79 10��u��

D 72.79 10��u��

6. In 2010, the population of the state of New York was approximately 71.9542 10��u�� . Which is71.9542 10��u�� expressed in standard notation?

A 1,954,200

B 19,542,000

C 1,952, 200,000

D Not Here

7. Which power of 10 would be used to write 34,453 in scientific notation?

A 510�

B 610�

C 510�

D 410

8. The area of the Commonwealth of Australia is about 62.941 10��u�� square miles. How is this areaexpressed in standard notation?

A 2,941

B 2,941,000

C 294,100

D 29,410



9. The national debt of the United States is changing every second. At one time the debt was listed as$14,668,907,000,000. How is $14,668,907,000,000 written in scientific notation?

A 101.4668907 10��u��

B 131.4668907 10��u��

C 1214.668907 10��u��

D 8146689.07 10��u��

10. How is the number 0.00234 written in scientific notation?

A 32.34 10�� u��

B 42.34 10�� u��

C 52.34 10�� u��

D 22.34 10�� u��

GRADE 8 MATHEMATICS(8.2) Number, operation, and quantitative reasoning. The student selects and uses appropriate operations to solve problems and justify solutions.The student is expected to: (B) use appropriate operations to solve problems involving rational numbers in problem situations.


NAME___________________ DATE__________________ SCORE ___/10

8.2B Mini-Assessment1. Mrs. Lawson buys 2 pounds of grapes that cost $0.59 a pound and 2 pounds of potatoes that cost$1.29 a pound. She also buys 6 cans of tomatoes that are priced at 3 for $1.29. How much didMrs. Lawson spend on the grapes and potatoes?

A $5.28

B $5.48

C $3.17

D $6.34

2. Four friends compared their earnings from working odd jobs last month. Billy earned $45.50. He

earned $3.50 more than Jodie. Jimmy earned 114times as much as Jodie and Luis earned 1.8

times as much as Jimmy. How much did Luis earn? Your answer is in dollars and cents.

Record your answer on the grid below. Be sure to use the correct place value.

3. Four roommates agreed to equally share the cost of the utilities and rent. This month the utilitiestotaled $245 and the rent is $405. How much will each roommate pay?

A $650.00

B $162.25

C $182.50

D $162.50

0

1

2

3

4

5

6

7

8

9

0

1

2

3

4

5

6

7

8

9

0

1

2

3

4

5

6

7

8

9

0

1

2

3

4

5

6

7

8

9

0

1

2

3

4

5

6

7

8

9

0

1

2

3

4

5

6

7

8

9



4. Twelve members of a baseball team ate lunch together before their game on Saturday. The cost ofthe meal was $76.20, including the tip. If they equally shared the bill, how much did each teammember pay?

A $6.75

B $7.25

C $6.35

D $6.15

5. Today the high temperature in a city in the northern United States was �12 Fq and in a city in thesouthern United States the high temperature was 57 Fq . How much warmer was the southern citythan the northern city?

A 69 Fq

B � 45 Fq

C 45 Fq

D � 69 Fq

6. Sweet cherries cost $2.95 per pound at the local market. Mrs. Lee bought a bag of cherries thatweighed 2.6 pounds. What is the cost for the bag of cherries?

A $6.54

B $7.67

C $6.81

D $6.67

7. Dorliss shipped 3 packages that weighed 15.5 pounds, 12 pounds, and 1458pounds. What

was the total weight of the packages?

A 4218lb

B 4212lb

C 4234lb

D 4118lb



8. On Saturday Jessie received a $40 allowance. By Tuesday she had spent $12.50 and on Wednesdayshe spent $14.65. How much of Jessie's allowance was left after Wednesday?


9. Belinda spent $45 on a combination of pairs of gloves and umbrellas for gifts for her friends. Shepurchased 8 items. The umbrellas cost $9 each and the gloves cost $4.50 per pair. How much didJoanie spend on the gloves?

A $9

B $36

C $18

D $27

10. On Saturday Bella bought a new television for 20% off the regular price of $1,000, not includingtax. On Monday the store marked the same television down to 35% off the regular price. Howmuch more money could Bella have saved, not including tax, if she had waited until Monday to buythe television?

A $300.00

B $240.00

C $150.00

D $180.00

0

1

2

3

4

5

6

7

8

9

0

1

2

3

4

5

6

7

8

9

0

1

2

3

4

5

6

7

8

9

0

1

2

3

4

5

6

7

8

9

0

1

2

3

4

5

6

7

8

9

0

1

2

3

4

5

6

7

8

9

GRADE 8 MATHEMATICS(8.3) Patterns, relationships, and algebraic thinking. The student identifies proportional or non-proportional l inear relationships in problemsituations and solves problems. The student is expected to (B) estimate and find solutions to application problems involving percents and otherproportional relationships such as similarity and rates.


NAME___________________ DATE______________ SCORE ___/10

8.3B Mini-Assessment1. Laurie checked a novel out at the library. The novel had 525 pages. She read 75 pages of it in 60

minutes. How long will it take her to read the remaining pages if she reads at the same rate?

A 6 hours

B 5 hours 45 minutes

C 7 hours

D 6 hours and 30 minutes

2. Chester is driving at 58 miles per hour. Which proportion can be used to determine the number ofmiles he will travel in 1 hour and 12 minutes?

A �� 581 72

x

B5860 72

x��

C 58 7260 x

��

D 58 7260x

��

3. ABC'� is similar to MNO'� . The length of AB is 20 units and the length of MN is 25 units . What isthe length of MO if AC has a length of 16 units?

A 22 units

B 18 units

C 21 units

D 20 units

GRADE 8 MATHEMATICS(8.3) Patterns, relationships, and algebraic thinking. The student identifies proportional or non-proportional linear relationships in problemsituations and solves problems. The student is expected to (B) estimate and find solutions to application problems involving percents and otherproportional relationships such as similarity and rates.


4. 'ABC and 'DEF are similar. The side lengths of 'DEF are 75% of the side lengths of 'ABC.

What is the length of EF ?


5. Joe ran 110 meters in 10 seconds and Mary ran 200 meters in 25 seconds. Based on these rates,which statement is true?

A Joe’s average speed was 5 meters per second faster than Mary’s average speed.

B Joe’s average speed was 3 meters per second faster than Mary’s average speed.

C Joe’s average speed was 4.5 meters per second faster than Mary’s average speed.

D Their average speeds were equal.

6. Mr. Jimerson rents an office in a building for $500 a month. His office has an area of 1,250 squarefeet. At the same rate, how much will it cost to rent an office with an area of 3,000 square feet?

A $1,200

B $1,500

C $2,100

D Not Here

A30

B

C D

E

F

24

0

1

2

3

4

5

6

7

8

9

0

1

2

3

4

5

6

7

8

9

0

1

2

3

4

5

6

7

8

9

0

1

2

3

4

5

6

7

8

9

0

1

2

3

4

5

6

7

8

9

0

1

2

3

4

5

6

7

8

9

GRADE 8 MATHEMATICS(8.3) Patterns, relationships, and algebraic thinking. The student identifies proportional or non-proportional linear relationships in problemsituations and solves problems. The student is expected to (B) estimate and find solutions to application problems involving percents and otherproportional relationships such as similarity and rates.


7. The triangles below are similar.

What is the value of x?

A 9

B 6.5

C 7.5

D 10

8. On Ceres, a new dwarf planet, a day lasts 9 hours. How many Ceres days are equivalent to 18Earth days?

A 45

B 36

C 48

D 32

9. Laura’s car averages 432 miles per tank of gasoline. The capacity of her tank is 18 gallons. Howmany gallons of gasoline will she need for a 480-mile trip?

A 20

B 24

C 32

D 2623

10. Joanie made a scale drawing of her jewelry box. The actual box measures 10 inches by 8 inches by5 inches. If she used a scale of 1 centimeter represents 2.5 inches, what are the dimensions of thescale drawing?

A 4 centimeters by 3.2 centimeters by 1.5 centimeters

B 5 centimeters by 3 centimeters by 1.6 centimeters

C 4 centimeters by 3.2 centimeters by 2 centimeters

D 4 centimeters by 3 centimeters by 2 centimeters

4

3 5

6

x4.5

GRADE 8 MATHEMATICS(8.6) Geometry and spatial reasoning. The student uses transformational geometry to develop spatial sense. The student is expected to:(B) graph dilations, reflections, and translations on a coordinate plane.


NAME___________________ DATE______________ SCORE ___/10

8.6B Mini-Assessment1. 'ABC is shown on the coordinate plane.

If 'ABC is reflected across the x-axis. what will be the coordinates of C c ?

A (2, � 2)

B (5, � 5)

C (3, � 2)

D (�3, 2)

2. Point A c (5, � 2) is the reflection of point A across the x-axis. What are the coordinates of point A?

A (5, 2)

B (�5, � 2)

C (�5, 2)

D (2, � 5)

x

y

-9 -8 –7 -6 -5 -4 -3 -2 -1 1 2 3 4 5 6 7 8 9

9

8

76

543

2

1

-1-2

-3-4

-5-6

-7

-8-9

B

A

C



3. Jacob graphed a reflection of the line segment AB across the y-axis.

What are the coordinates of the endpoints of the new line segment A c B c?

A A c ( �1, 4) and B c (6, � 7)

B A c (1, �4) and B c (6, �7)

C A c ( �1, 4) and B c (�6, 7)

D A c ( �1, �4) and B c (�6, �7)

4. Which statement is true?

A If (1, �2.5) is reflected across the x-axis, the new coordinates will be (�1, 2.5).

B If (�1, �6.5) is reflected across the y-axis, the new coordinates will be ( 1, 6.5).

C If (1, �2.5) is reflected across the y-axis, the new coordinates will be ( �1, � 2.5).

D If (3, 2) is reflected across the horizontal line 4y , the new coordinates will be (3, 8).

x

y

-9 -8 –7 -6 -5 -4 -3 -2 -1 1 2 3 4 5 6 7 8 9

9

876

5

43

21

-1-2

-3

-4

-5-6-7

-8

-9

A

B



5. Triangle ABC has coordinates A ( �2, 3), B (7, 6), and C (3, 8).

If triangle ABC is reflected across line g, which will be the coordinates of vertex B c?

A B c ( �7, 0)

B B c (7, 0)

C B c ( �7, 6)

D B c (7, 9)

6. Point A is will be reflected across the y-axis. The reflection of point A will be point A c . Which canNOT be the coordinates of A and A c?

A A (1, 4) A c ( �1, 4)

B A (3, 2) A c ( �3, 2)

C A (7, �3) A c ( �7, 3)

D A (�2, 0) A c (2, 0)

g

x

y

-9 -8 –7 -6 -5 -4 -3 -2 -1 1 2 3 4 5 6 7 8 9

9

8

76

543

2

1

-1-2

-3-4

-5-6

-7

-8-9



7. Line segment AB is reflected across the y- axis and then the x-axis.

Which will be the coordinates of line segment A cc B cc after the two reflections?

A A cc (3, 5), B cc (1, 1)

B A cc (3, 5), B cc (1, �1)

C A cc (3, �5), B cc (�1, �1)

D A cc (3, �5), B cc (1, �1)

x

y

-9 -8 –7 -6 -5 -4 -3 -2 -1 1 2 3 4 5 6 7 8 9

9

8

76

543

2

1

-1-2-3

-4

-5-6

-7-8

-9

A

B



8. Polygon ABCDEF is shown on a coordinate grid.

Which coordinate plane represents the reflection of polygon ABCDEF across the y-axis?

x

y

-9 -8 –7 -6 -5 -4 -3 -2 -1 1 2 3 4 5 6 7 8 9

9

876

5

43

2

1

-1-2

-3

-4

-5-6-7

-8

-9

A

EF

B

CD

x

y

-9 -8 –7 -6 -5 -4 -3 -2 -1 1 2 3 4 5 6 7 8 9

9

876

5

43

21

-1-2

-3

-4-5

-6-7

-8

-9

C

D x

y

-9 -8 –7 -6 -5 -4 -3 -2 -1 1 2 3 4 5 6 7 8 9

9

876

5

43

21

-1-2

-3

-4-5

-6-7

-8

-9

A

B

x

y

-9 -8 –7 -6 -5 -4 -3 -2 -1 1 2 3 4 5 6 7 8 9

9

876

5

43

21

-1-2

-3

-4-5

-6-7

-8

-9

x

y

-9 -8 –7 -6 -5 -4 -3 -2 -1 1 2 3 4 5 6 7 8 9

9

876

5

43

21

-1-2

-3

-4-5

-6-7

-8

-9



9. Polygon ABCDE will be reflected across the x-axis. The reflection will be polygon A'B'C'D'E'.

Which statement will be true after the reflection?

A The coordinates of B' will be (7, �2).

B The coordinates of D' will be (1, � 2).

C C' will be on the y-axis.

D The coordinates of E' will be (1, �5).

x

y

-9 -8 –7 -6 -5 -4 -3 -2 -1 1 2 3 4 5 6 7 8 9

98

76

5

432

1

-1-2

-3

-4-5-6

-7

-8-9

B D

C

EA



10. A triangle and a transformation of the triangle are shown on the coordinate plane. Thetransformation is shaded.

Which statements is true?

A The transformation is a reflection across the x-axis.

B The transformation is a reflection across the y-axis.

C The transformation is a reflection across the line 1y .

D The transformation is not a reflection.

x

y

-9 -8 –7 -6 -5 -4 -3 -2 -1 1 2 3 4 5 6 7 8 9

98

76

5

432

1

-1-2

-3

-4-5-6

-7

-8-9

GRADE 8 MATHEMATICS(8.8)Measurement. The student uses procedures to determine measures of three-dimensional figures. The student is expected to: (A) findlateral and total surface area of prisms, pyramids, and cylinders using concrete models and nets (two-dimensional models).


NAME___________________ DATE______________ SCORE ___/10

8.8A Mini-Assessment1. The net for a cylinder is shown below.

Which is closest to the total surface area of the cylinder?

A 75.4 square inches

B 150.7 square inches

C 301.4 square inches

D 100.5 square inches

2. Look at the net shown below.

Which is the surface area of the prism represented by the net?

A 324 square feet

B 198 square feet

C 176 square feet

D 162 square feet

6inches

Diameter:4 inches

9 ft

6ft

3 ft



3. The cylinder shown below has a diameter of 12 inches.

Which represents the lateral surface area of the cylinder?

A 108S square inches

B 648S square inches

C 216S square inches

D 678S square inches

4. Use a ruler on the Reference Materials to measure the dimensions of the net for a triangularpyramid to the nearest half-centimeter.

Which is closest to the surface area of the triangular pyramid?

A 21 square centimeters

B 15.75 square centimeters

C 42 square centimeters

D 31.5 square centimeters

18inches

12 inches



5. Use a ruler on the Reference Materials to measure the dimensions of the net for a cylinder to thenearest one-half inch.

Which is closest to the surface area of the cylinder?

A 3 square inches

B 6 square inches

C 13 square inches

D 8 square inches



6. A cube is shown below.

Which expression can be used to find the total surface area of the cube?

A92

�§ ·¨ ¸© ¹

B9

42

�§ ·�� ̈ ¸

© ¹<

C9

62

�§ ·�� ̈ ¸

© ¹<

D9

62

�§ ·�� ̈ ¸

© ¹<

7. A square pyramid has a base edge of 20 units and a slant height of 26 units.

Which is the lateral surface area of the square pyramid?

A 1,440 2u

B 2,080 2u

C 260 2u

D 1,040 2u

4 12yd

20 u

26 u



8. A rectangular prism is shown below.

Which is the lateral surface area of the prism?

A 63 ft 2

B 114 ft2

C 134 ft2

D 132 ft2

9. The front face of a cube is shown below. Use a ruler on the Reference Materials to measure thedimensions of the front face of the cube to the nearest tenth of a centimeter.

Which is closest to the total surface area of the cube?

A 52 cm2

B 72 cm2

C 100 cm2

D 80 cm2

5 14ft

4 14ft

6 ft

Base



10. A figure is shown below.

Which net can be used to find the surface area of the figure?

A

B

C

D

GRADE 8 MATHEMATICS(8.8) Measurement. The student uses procedures to determine measures of three-dimensional figures. The student is expected to:(C) estimate measurements and use formulas to solve application problems involving lateral and total surface area and volume.


NAME___________________ DATE______________ SCORE ___/10

8.8C Mini-Assessment1. A paperweight is the shape of a pyramid. It has a square base with 3-inch edges and a slant heightof 5 inches.

Which is the total surface area of the paperweight?

A 69 square inches

B 40 square inches

C 39 square inches

D 45 square inches

2. A cubical box is shown below.

Which is the best estimate for total surface area of the box?

A 54 square feet

B 36 square feet

C 27 square feet

D 45 square feet

3. A loaf of bread has the shape of a rectangular prism. The loaf of bread is 12.9 inches long, 5.1inches wide and 5 inches tall. Which of these best represents the total surface area of the loaf ofbread?

A 325 square inches

B 155 square inches

C 310 square inches

D 104 square inches

3 in.

5 in.

2.95 feet2.95 feet

2.95 feet



4. A paint can is 10 inches tall and has a diameter of 8 inches.

Which of these is closest to the lateral surface area of the paint can?

A 200 square inches

B 251 square inches

C 101 square inches

D 502 square inches

5. A pyramid has a base area of 49 square inches and a perimeter of 28 inches. The slant height ofthe pyramid is 9 inches. Which is the total surface area of the pyramid?

A 693 in.2

B 147 in.2

C 126 in.2

D 175 in.2

6. A cylinder and a triangular prism both have height of 4 inches. The cylinder has a radius of 3 inchesand the prism has base edges of 3 inches. Compare the lateral surface area of the cylinder and theprism.

Which statement is true?

A The lateral surface area of the cylinder and the lateral surface area of the prism are about thesame.

B The lateral surface area of the cylinder is about 30 square inches more than the lateral surfacearea of the prism.

C The lateral surface area of the prism a is about 40 square inches more than the lateral surfacearea of the cylinder.

D The lateral surface area of the cylinder is about 40 square inches more than the lateral surfacearea of the prism.

4inches

3 inches

3 inches

4inches

3 inches

10inches

8 inches



7. The perimeter of the base of a pyramid is 42 feet. The slant height of the pyramid is 15 feet.Which is the lateral surface area of the pyramid?

A 200 square feet

B 315 square feet

C 504 square feet

D 301 square feet

8. A farmer uses a storage container shaped like a right cylinder to store grain. The container hasa radius of 15 feet and a height of 22 feet. Which is the total surface area of the storage container?

A 4,950S ft 2

B 1,110S ft 2

C 1,408S ft 2

D 660S ft 2

9. The triangle below represents the base of a prism that has a height of 10 inches. Use a ruler on theReference Materials to measure the dimensions of the triangle to the nearest one-half inch.

Which is closest to the lateral surface area of the prism?

A 42 square inches

B 50 square inches

C 38 square inches

D 75 square inches



10. A triangular pyramid has a base perimeter of 36 centimeters and a slant height of 14 centimeters.What is the lateral surface area of the pyramid in square centimeters?


0

1

2

3

4

5

6

7

8

9

0

1

2

3

4

5

6

7

8

9

0

1

2

3

4

5

6

7

8

9

0

1

2

3

4

5

6

7

8

9

0

1

2

3

4

5

6

7

8

9

0

1

2

3

4

5

6

7

8

9

GRADE 8 MATHEMATICS(8.10) Measurement. The student describes how changes in dimensions affect linear, area, and volume measures. The student is expected to:(A) describe the resulting effects on perimeter and area when dimensions of a shape are changed proportionally.


NAME___________________ DATE______________ SCORE ___/10

8.10A Mini-Assessment1. The dimensions of the isosceles trapezoid shown below are doubled.

Which is the perimeter of the new trapezoid?

A 150 yards

B 40 yards

C 80 yards

D 100 yards

2. A square has its dimensions changed proportionally by a scale factor of 3. If the new perimeter is132 inches, what was the length of a side in the original square?

A 33 inches

B 99 inches

C 11 inches

D 12 inches

3. James designed a logo for his business cards. He needs to enlarge the business card logo for theletterhead on his business stationary. A rectangle in the logo for the business cards is 1.5 cm wideand 2 cm long. The perimeter of the rectangle for the letterhead needs to be 3.5 times theperimeter of the rectangle on the business cards. Which is the perimeter of the rectangle for theletterhead?

A 24.5 cm

B 10.5 cm

C 11.2 cm

D 7 cm

18 yards

12 yards

10 yards



4. A triangle is dilated with a scale factor of 0.625 to create a similar triangle. If the perimeter of theoriginal triangle is 64 inches, what is the perimeter of the new triangle in inches?


5. The dimensions of the parallelogram shown below will be changed proportionally by a scale factor of1.5.

Which will be the perimeter of the new parallelogram?

A 37.3 cm

B 56 cm

C 84 cm

D 192 cm

6. Two rectangles are similar. The perimeter of the smaller rectangle is 72 inches and the perimeter ofthe larger rectangle is 216 inches. If the width of the smaller rectangle is 12 inches, which is thedimensions of the larger rectangle?

A 18 inches by 90 inches

B 36 inches by 72 inches

C 48 inches by 60 inches

D 24 inches by 84 inches

16 cm

12 cm

0

1

2

3

4

5

6

7

8

9

0

1

2

3

4

5

6

7

8

9

0

1

2

3

4

5

6

7

8

9

0

1

2

3

4

5

6

7

8

9

0

1

2

3

4

5

6

7

8

9

0

1

2

3

4

5

6

7

8

9



7. Which statement best describes the change in the perimeter of a triangle if all of the side lengths ofthe triangle are multiplied by 12?

A The perimeter of the new triangle will be 12 units longer than the perimeter of the originaltriangle.

B The perimeter of the new triangle will be 36 units longer than the perimeter of the originaltriangle.

C The perimeter of the new triangle will be 12 times as long as the perimeter of the originaltriangle.

D The perimeter of the new triangle will be 36 times as long as the perimeter of the originaltriangle.

8. A triangle with a perimeter of 42 inches will be changed proportionally to create a similar trianglewith a perimeter of 168 inches. Which will be the scale factor used to create the new triangle?

A 5

B 4

C 6

D 3

9. If the sides of an equilateral triangle are reduced from 40 units to 30 units, which change will occurin the perimeter of the triangle?

A The perimeter of the new triangle will be 43the perimeter of the original triangle.

B The perimeter of the new triangle will be 23the perimeter of the original triangle.

C The perimeter of the new triangle will be 34the perimeter of the original triangle.

D The perimeter of the new triangle will be14the perimeter of the original triangle.



10. Two picture frames are similar. The dimensions of the smaller frame are 4 inches by 8.5 inches.The dimensions of the larger frame are 12 inches by x inches.

Which is the perimeter of the larger frame?

A 75 inches

B 47 inches

C 57 inches

D 294 inches

12 inches

xinches

8.5inches

GRADE 8 MATHEMATICS(8.11) Probability and statistics. The student applies concepts of theoretical and experimental probability to make predictions. Thestudent is expected to: (A) find the probabilities of dependent and independent events and (C) select and use different models to simulatean event.


NAME___________________ DATE______________ SCORE ___/10

8.11A/8.11C Mini-Assessment1. If Lena tosses a nickel, a dime, and a penny, what is the probability all the coins will land heads up?

A16

B 12

C 18

D 14

2. A board game has two spinners. The first spinner has 4 equal areas labeled 1, 2, 3 and 4. Thesecond spinner has 3 equal areas that are labeled as follows: Move Ahead, Move Back, and Do NotMove. What is the probability the first spinner will land on a 2 or 3 and the second spinner will landon Move Back?

A12

B13

C 27

D 16



3. Gloria is playing a word game. She is drawing from a set of tiles with a letter on one side of eachtile. The table represents the tiles in the set.

If Gloria draws two tiles without replacing the first tile, what is the probability the first letter will bean “e” and the second letter will be a “s”?

A27

B135

C170

D125

4. Amy, Sara, Barry, William and Sandra received the same number of votes from their classmates for“Student of the Week.” If the teacher randomly chose one student’s name to be named “Student ofthe Week,” what is the probability the student’s name begins with an S?

A 0.5

B 0.6

C 0.4

D 0.2

Letter Number of Tilesa 7d 4e 7m 3n 4o 6l 3s 10t 6



5. Which model represents blue has a probability of 0.3?

6. Look at the diagram.

If a point is chosen at random in the large rectangle, what is the probabilty the point will also be inthe smaller rectangle ?

A 16

B 110

C18

D112

R = Red B = Blue

6feet

10 feet

5 feet

2 feet

A

B

R B B B R

R

R

RB

BR R R R

B

R B R R R

R R B B RC

D



7. A game has a spinner and a number cube. The number cube has the numbers 1, 2, 3, 4, 5, and 6on the faces. The spinner is shown below. The number of spaces and the direction a player moveshis token is determined by a roll and a spin.

What is the probability Billy will “Move Forward” 3 spaces on his turn?

A 16

B 112

C 12

D 15

8. The rectangle below is divided into twelve equal sections.

Benjamin randomly selected a section of the rectangle to place a tag on. The probability ofselecting the section he chose was 1:4. Which color did he select?

A Red

B Yellow

C Green

D Blue

MoveForward

MoveBackward

MoveBackward

MoveForward

Red Yellow Green

Green Red Blue

Red Blue Yellow

Red Green Red



9. Irina randomly selected a coin from a collection of coins, replaced the coin, and then selected a

second coin. Which of the following collection of coins has a probability of 112for selecting a

quarter and a nickel for the two coins?

A 3 quarters, 2 dimes, 3 nickels

B 5 quarters, 3 dimes, 4 nickels

C 2 pennies, 3 quarters, 2 dimes, 3 nickels

D 2 nickels, 4 dimes, 6 quarters

10. Lucy designed a spinner with the probability of spinning an odd number equal to the probability ofspinning a number greater than 4. Which spinner best represents her spinner?

A

B1

2

83 5

4

1

2

64

812

18 4

6

2

3

14

5

C

D

GRADE 8 MATHEMATICS(8.8) Measurement. The student uses procedures to determine measures of three-dimensional figures. The student is expected to:(B) connect models of prisms, cylinders, pyramids, spheres, and cones to formulas for volume of these objects.


NAME___________________ DATE______________ SCORE ___/10

8.8B Mini-Assessment1. A model of a cone is shown below.

Which expression can be used to find volume of the cone?

A �� < < <21 9 3.14 153

B �� < <219 1 5

3

C �� < <29 3.14 15

D �� <29 15

2. A laundry basket is cylindrical. The basket is 28 inches tall and the length of the diameter of thebasket is 14 inches.

Which of the following is closest to the volume of the laundry basket?

A 1,150 cubic inches

B 4,300 cubic inches

C 2,300 cubic inches

D 17,000 cubic inches

14 inches

28 inches

15 cm

9 cm



Volume: 288S cubic inches

3. A model of a pyramid is shown below.

What is the volume of the pyramid if the height, h is 12 units and the area of the base, B, is 24square units?

A 144 cubic units

B 36 cubic units

C 288 cubic units

D 96 cubic units

4. The volume of a sphere is 288S cubic inches.

Which is closest to the length of the radius of the sphere?

A 4 inches

B 3 inches

C 6 inches

D 5 inches

h

B



5. A party balloon shaped like a sphere has a diameter of 18 inches.

Which expression can be used to find the volume of the balloon?

A �� < <31 9 3.143

B �� < <24 9 3.143

C �� < <24 18 3.143

D �� < <34 9 3.143

6. The dimensions of a prism are shown below.

Which of the following represents the volume of the prism?

A 6x cubic centimeters

B 6x3 cubic centimeters

C 6x3 cubic centimeters

D 5x3 cubic centimeters

18 inches

3x cm

2x cm

x cm



7. Three figures are shown below.

Which figures have a volume of 400 cubic units?

A Figures 1, 2 and 3

B Figure 2 only

C Figures 1 and 2 only

D Figures 2 and 3 only

8. Look at the prism shown below.

Which expression represents the volume of the prism?

A § ·¨ ¸© ¹

5 × 12× 6

23cm

B § ·¨ ¸© ¹

5 × 13× 6

23cm

C § ·¨ ¸© ¹5 + 12 + 13 × 6

23cm

D � �5 × 12 × 6 3cm

4 units

25 units4 units

Figure 1 Figure 2 Figure 3Prism Prism Pyramid

10 units4 units

10 units

12 units

10 units

10 units

Square base

12 cm5 cm

13 cm

6 cm



9. A pyramid has a base that is an equilateral triangle. The area of the base is approximately 43.3square inches. The height of the pyramid is 15 inches. Which is closest to the volume of thepyramid?

A 650 in.3

B 116 in.3

C 216 in. 3

D 38 in. 3

10. Which of the following has the least volume?

A A rectangular prism with a length of 12 units, a height of 4 units and a width of 3 units

B A sphere with a radius length of 4 units

C A cone with a radius length of 5 units and a height of 6 units

D A square pyramid with a base edge of 10 units and a height of 3 units

GRADE 8 MATHEMATICS(8.12) Probability and statistics. The student uses statistical procedures to describe data. The student is expected to: (C) select and usean appropriate representation for presenting and displaying relationships among collected data, including line plots, line graphs, stem andleaf plots, circle graphs, bar graphs, box and whisker plots, histograms, and Venn diagrams, with and without the use of technology.(8.13) Probability and statistics. The student evaluates predictions and conclusions based on statistical data. The student is expected to:(B) recognize misuses of graphical or numerical information and evaluate predictions and conclusions based on data analysis.

TEKSING TOWARD STAAR © 2012 Page 1

NAME___________________ DATE______________ SCORE ___/10

8.12C/8.13B Mini Assessment1. Mr. Landis created a box and whisker plot to represent the scores his students made on the finalexam. The scores were: 60, 75, 75, 80, 80, 83, 83, 83, 85, 88, 89, 90, 90, 90, 90, 99, and 100.Which box and whisker plot best represents the data?

A

B

C

D

Final Exam Scores

60 70 80 90 100

Final Exam Scores

60 70 80 90 100

Final Exam Scores

60 70 80 90 100

Final Exam Scores

60 70 80 90 100



2. This box and whisker plot was created to represent the data collected about the number of moviesattended by college students during a six-month period.

The box and whisker plot best represents which set of data?

A 7, 8, 9, 9, 10, 10, 11, 11, 13, 14, 14, 15, 19

B 6, 6, 9, 9, 10, 11, 12, 12, 13, 14, 14, 15, 20

C 6, 8, 9, 9, 10, 10, 11, 11, 13, 14, 14, 15, 19

D 5, 8, 9, 9, 10, 10, 10, 11, 13, 14, 14, 15, 19

3. A box and whisker plot will be created to represent the following data.

5, 5, 6, 6, 9, 9, 10, 10, 10, 11, 12, 14, 15, 16, 16, 16, 20, 20, 22

What will be the lower extreme and the lower quartile of the box and whisker plot?

A The lower extreme will be 5 and the lower quartile will be 10.

B The lower extreme will be 5 and the lower quartile will be 9.

C The lower extreme will be 16 and the lower quartile will be 22.

D The lower extreme will be 10 and the lower quartile will be 16.

4. A box and whisker plot will be created to represent the number of talent show tickets sold by 17students. The data is shown below.

14, 15, 16, 19, 19, 19, 20, 20, 21, 22, 24, 35, 36, 36, 40, 40, 42

Based on the data, which is a reasonable conclusion?

A The lower extreme of the box and whisker plot will be 14 and the interquartile range will be 17.

B The upper extreme of the box and whisker plot will be 42 and the upper quartile will be 35.

C The lower extreme of the box and whisker plot will be 15 and the upper extreme will be 42.

D The median of the box and whisker plot will be 21 and the interquartile range will be 16.

5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20

Number of Movies



5. The box and whisker plot below represents test scores for a middle school math class.

Which statement is NOT supported by the data represented on the box and whisker plot?

A The median test score is 80.

B The lower quartile score is 70.

C The upper quartile score is 90.

D The interquartile range for the data is 25.

6. The average speeds of the winners in the Indy 500 from 1994 to 2004 are represented in the boxand whisker plot.

Which statement is best supported by the data represented in the box and whisker plot?

A The median average speed of the winners is 225 miles per hour.

B The range in the average speed of the winners is 24 miles per hour.

C The slowest winning speed is 217 miles per hour.

D The fastest winning speed is 230 miles per hour.

50 60 70 80 90 100

Test Scores

Average Speed of Indy 500 Winners(miles per hour)

217 219 221 223 225 227 229 231

GRADE 8 MATHEMATICS(8.12) Probability and statistics. The student uses statistical procedures to describe data. The student is expected to: (C) select and usean appropriate representation for presenting and displaying relationships among collected data, including line plots, line graphs, stem andleaf plots, circle graphs, bar graphs, box and whisker plots, histograms, and Venn diagrams, with and without the use of technology.(8.13) Probability and statistics. The student evaluates predictions and conclusions based on statistical data. (B) recognize misuses ofgraphical or numerical information and evaluate predictions and conclusions based on data analysis.


7. The numbers of offensive yards the Creek High School football team had for 10 games last footballseason are listed below.

165, 201, 167, 204, 188, 190, 230, 203, 208, 209

Which box and whisker plot best represents the data?

Offensive Yards

165 175 185 195 205 215 225 235

Offensive Yards

165 175 185 195 205 215 225 235

A

B

Offensive Yards

165 175 185 195 205 215 225 235

Offensive Yards

165 175 185 195 205 215 225 235

C

D



8. The box and whisker plot represents the heights of middle school students.

What is the inter quartile range of the data?


9. Michele created a box and whisker plot to represent the data shown below.

23, 9, 12, 27, 28, 15, 17, 21, 23, 25, 15

She arranged the data from least to greatest and then she analyzed the data as follows:

Lower extreme: 9 Upper extreme: 28Lower quartile: 15 Upper quartile: 25Median: 21 Interquartile range: 10

Which statement is true about the analysis of the data?

A The analysis of the data is correct.

B The analysis of the data is incorrect. The lower extreme should be 12.

C The analysis of the data is incorrect. The lower quartile should be 17.

D The analysis of the data is incorrect. The median should be 23.

60 70 80 90 100 110

Heights in Inches

0

1

2

3

4

5

6

7

8

9

0

1

2

3

4

5

6

7

8

9

0

1

2

3

4

5

6

7

8

9

0

1

2

3

4

5

6

7

8

9

0

1

2

3

4

5

6

7

8

9

0

1

2

3

4

5

6

7

8

9



10. Billy created a box and whisker plot using the following analysis of data.

Lower extreme: 20 Upper extreme: 48Lower quartile: 23 Upper quartile: 40Median: 30 Interquartile range: 17

Which box and whisker plot best represents the analysis of data?

20 24 28 32 36 40 44 48

20 24 28 32 36 40 44 48

20 24 28 32 36 40 44 48

20 24 28 32 36 40 44 48

A

B

C

D

GRADE 8 MATHEMATICS(8.7) Geometry and spatial reasoning. The student uses geometry to model and describe the physical world. The student is expected to:(C) use pictures or models to demonstrate the Pythagorean Theorem.(8.9) Measurement. The student uses indirect measurement to solve problems. The student is expected to: (A) use the PythagoreanTheorem to solve real-life problems.


NAME___________________ DATE______________ SCORE ___/10

8.7C/8.9A Mini-Assessment1. My dog, Durango, is tied to a post with a 13-foot length of rope and the post is 12 feet from the backfence.

What is the length of x, the section of the fence that is within the range of Durango’s rope.

A 5 feet

B 24 feet

C 10 feet

D 26 feet

2. A board was nailed diagonally across a square platform used at a construction site.

Which is closest to the length of the board?

A 23 feet

B 32 feet

C 20 feet

D 18 feet

13 ft12 ft

x ft

16 feet

16 feet

Board



3. The perimeters of two squares used to form a right triangle are given on the sketch.

Which is the perimeter of the third square?

A 12 units

B 36 units

C 24 units

D 30 units

4. Which of the following represents a triangle with side lengths a, b, and c and �� 2 2 2a b c ?

A

B

a b

c

a

b

c

C

D

b

ac

b

ca

Perimeter48 units

Perimeter60 units

Perimeter?



5. Which of the following represents squares that can be joined at vertices to form a right triangle?

6. The two shorter sides of a triangle are 5 inches and 12 inches. If the triangle is a right triangle,what is the length of the third side?

A 13 inches

B 17 inches

C 7 inches

D 26 inches

A

B

C

D

5 in.

4 in.

31 in. �

8 in.

12 in.

198 in. �

12 in.

10 in.

254 in. �

7 in.

13 in.

218 in. �



7. A rectangle has a length of 28 inches and a width of 11 inches. Which of the following is closest tothe length of the diagonal of the rectangle?

A 30 inches

B 40 inches

C 35 inches

D 33 inches

8. Look at the diagram shown below.

Which quadrilateral can be placed adjacent to the line segment labeled x millimeters to create amodel that represents the Pythagorean Theorem?

12 mm

12 mm

20 mm

20 mm

10 mm

x mm

26mm

26 mm

10 mm

A

B

24 mm

10 mm

24 mm

24 mm

C

D



9. The Thompson’s are building a walkway across their flower garden from point A to point B as shownbelow.

Which of the following is the length of the walkway?

A 10 feet

B 6 feet

C 18 feet

D 20 feet

10. The Allen family goes on a camping trip every spring. Their new camping tent is a square pyramidas shown below. The tent is 6 feet tall and the length of the base edge of the tent is 12 feet. Oneside of the tent has an opening from the top to the floor down the center of the face.

What is the length of the tent opening?

A 8.5 feet

B 6 feet

C 9.1 feet

D 7.9 feet

24 feet

30 feet

B

A

6 feet

12 feet

Opening

Documents

8.1C Mini-Assessmentjr.dibollisd.com/ourpages/auto/2013/9/9/46244368/Week 2... · 2014-06-16 · number in scientific notation? A 27.9 10 u 6 B 2.79 10 u 8 C 2.79 10 u 6 D 2.79 10