question_answer

In the figure given below, two identical circles are intersecting each other at A and B. If O and O? are their centres and OAO'B forms a square of side 1 cm, then find the area (in sq cm) of the shaded portion.

A)  \[\frac{1}{2}\left( \pi -\frac{1}{2} \right)\]                       

B)  \[\frac{1}{2}(\pi -1)\]

C)  \[\left( \frac{\pi }{2}-1 \right)\] 

D)  \[\left( \frac{\pi }{2}-2 \right)\]

E)  None of these