Subject :IMO Class : Class 8
In the figure given below, O is the centre of the circle and OPQR is a rectangle. A is a point on PO such that AO = 1/3 PO and B is the mid point of OR. Find the area of the shaded region if PA = 8 cm and BR = 4 cm (Use Ρ = 3.14)
A 132.68 cm2
B 121.12 cm2
C 108.56 cm2
D None of these