O is the centre of a circle of radius 5 ...

O is the centre of a circle of radius 5 cm. The chord AB subtends an angle of `60^(0)` at the centre. Find the area of the shaded portion (approximate value).

A

`50 cm^(2)`

B

`62.78cm^(2)`

C

`49.88 cm^(2)`

D

`67.67 cm^(2)`

Verified by Experts

The correct Answer is:

D

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