22425
Unique Id: 18799 Edit screen 1 Edit screen 2

DIRECTIONS for the question: Solve the following question and mark the best possible option.

The radius of a circle has been reduced from 9 cm to 7cm. the approximate % decrease in area is:
A)
31.5%
B)
39.5%
C)
34.5%
D)
65.5%
E)
None of these

Question include in Following Tests :
Geometry & Mensuration Level I - 08