Find the area of the enclosed region, PXROY correct to the nearest whole number
A.
96cm2
B.
116cm2
C.
154cm2
D.
192cm2
E.
385cm2
Correct answer is A
Area of the bigger semi circle P x RO =
πr22
= 227
x 492
= 77cm22nd Area of the smaller circle DYO =
227
x 3.522
= 19.25Total Area = 77 + 19.25 = 96.25 = 96.00