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The radius of the circle whose arc of le...

The radius of the circle whose arc of length 15 km makes an angle of `3/4` radian at the centre ,is :

A

10cm

B

20cm

C

`11 (1)/(4)cm`

D

`22 (1)/(2)cm`

Text Solution

Verified by Experts

The correct Answer is:
B
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