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A wire that can cover a circle of radius...

A wire that can cover a circle of radius 7cm is bent again into an arc of a circle of radius 12cm. The angle subtended by the arc at the centre is

A

`50^@`

B

`210^2`

C

`100^@`

D

`60^@`

Text Solution

Verified by Experts

The correct Answer is:
B
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