Mathematics

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

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: Option A
Explanation

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