Question

The diameter of the larger circle is 12.5 cm.
The diameter of the smaller circle is 3.5 cm.

What is the approximate area of the shaded region?



A.
28.26 cm²

B.
113.04 cm²

C.
132.27 cm²

D.
254.34 cm²

Answer 1

http://static.k12.com/calms_media/media/1419000_1419500/1419370/1/67fbfc4137bd1b8da05796451fba13e634b81ba2/MS_PA_130922_171141.jpg

Answer 2

@TheSmartOne

Answer 3

i'm really lost

Answer 4

Answer = Area of larger circle - Area of smaller circle

Answer 5

what do u mean? @TheSmartOne

Answer 6

What is the area of a circle when the diameter is 12.5?

What is the area of a circle when the diameter is 3.5?

Answer 7

i think a

Answer 8

@TheSmartOne

Answer 9

Nope, do some work. It'll become much easier :P

Answer 10

nvm i think it's b

Answer 11

@TheSmartOne

Answer 12

B is correct :)

Answer 13

omg thanks i got an 100%

Answer 14

@TheSmartOne

Answer 15

:)