Math 7 Unit 4 Review

Transformations

ONLY

1. If you reflect point A(-2, -3) over the x-axis what quadrant will A’ be

located in after the reflection?A. Quadrant I

B. Quadrant II

C. Quadrant III

D. Quadrant IV

2. What are the transformations?

A. Flips, slides, turns

B. Translation, reflection, rotation

C. Bisect an angle, copy an angle, copy a line segment, construct a perpendicular bisector, construct a perpendicular line from a point, and construct parallel lines

3. Which transformation took place?

A. Translation

B. Reflection

C. Rotation

D. Construction

4. What is a rotation of 270 degrees counter clockwise like?

A. Rotation of 90 degrees clockwise

B. Rotation of 90 degrees counter clockwise

C. Rotation of 180 degrees clockwise

D. Rotation of 180 degrees counter clockwise

5. Point C( 4, - 5) is translated to C’(-3, 1). Describe the translation as an ordered pair.

A. (-7, 6)

B. ( 1,-4)

C. (7, -6)

D. (-6, 7)

6. What does it mean if two lines cross and form a 90 degree angle?

A. They are parallel.

B. They are perpendicular.

C. They are bisecting

D. They are congruent

7. If two lines never intersect and are in the same plane, then they

are:

A. Parallel

B. Perpendicular

C. Bisecting

D. Congruent

8. If we have the point A(-2,3) and you translate it by (-3, -4), what will

A’ be? A. (1, 1)

B. (1, -1)

C. (-5, -7)

D. (-5, -1)

9. Chris is trying to hide his pencil so no one can find it. He drew a map on a

coordinate grid and told everyone that you take the point (-2,4) where the pencil

orginally was and you reflect if over X and then translate it 3 to the left you will find the

pencil. Where is the pencil now?

A. (-1, 4)B. (5, 4)C. (-5, -4)D. (1, 4)

10. If the hour hand of a clock goes from 1 o’clock to 5 o’clock, what kind of transformation has

taken place?

A. Reflection

B. Rotation

C. Translation

D. Bisection

11. Which represents the notation for a line segment AB?

A.

B.

C.

D.

AB

AB

ABC

AB

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12. Which one represents the notation for ray AB?

A.

B.

C.

D.

AB

AB

ABC

AB

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13. Rotate point A(-1, -3), 90 degrees counterclockwise. What

are the new coordinates?

A. (-3, 1)

B. (3, -1)

C. (1, 3)

D. (1, -3)

14. What is the name of the angle shown?

A. A

B. ABC

C. BAC

D. C

15. The point B(1,4) is rotated 270 degrees clockwise, what is the new

coordinates?

A. (-4,1)

B. (-4, -1)

C. (4,1)

D. (-1, 4)

16. If you rotate point D( -2, 7) 270 degrees clockwise, what quadrant will point D’ be located in after the

rotation?

A. Quadrant IV

B. Quadrant III

C. Quadrant II

D. Quadrant I

17. Which diagram represents a rotation?

A.

D.C.

B.

18. Which one is reflected over the y axis?

A

C

B

D

19. What is a transformation?

A. When a figure changes it shape.

B. The movement of shapes.

C. When coordinates switch places.

D. A change in the x and y coordinate.

20. If A is (1,3) and A’ is (-2, 7), what was the point translated by?

A. (1, 10)

B. (-3, 4)

C. (3,4)

D. (-3,-4)