7.5 Relationship 7.5 Relationship between angles + pie between angles + pie

chartscharts

Obj: To solve pie chart Obj: To solve pie chart problems problems

A

B

CD

o

20% football

15% field hockey

30% soccer

N/A

% of 600 students

What % were N/A

20 + 15 + 30 + x = 10065 + x = 100

-65

x = 35%

Ex. 1:Ex. 1:

Find the number of students Find the number of students that prefer field hockey that prefer field hockey

600 x .15 = 90 students

Ex. 2: Ex. 2:

Find the m Find the m AOC AOC MAOC = 20% + 15% = 35%

.35 x 360 = 126Circle is 360

# of juniors in math 20 NA

60(im3)

80( alg. II)

40(geometry)

200 total students

Ex. 3:Ex. 3:

What % of students are in algebraII & geometry?

Part

Whole or

Is

Of

120

200= 60%