Question on: WAEC Mathematics - 1991

Find the area of the enclosed region, PXROY correct to the nearest whole number

A
96cm2
B
116cm2
C
154cm2
D
192cm2
Ask EduPadi AI for a detailed answer
Correct Option: A

Area of the bigger semi circle P x RO =

πr2/2 =
22/7 x
49/2 = 77cm2
2nd Area of the smaller circle DYO =
22/7 x
3.52/2 = 19.25
Total Area = 77 + 19.25 = 96.25 = 96.00

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