In a circle of diameter 42cm,if an arc s...

In a circle of diameter 42cm,if an arc subtends an angle of `60^(@)` at the centre where `prod`=22/7, then what will be the length of arc.

A

`(22)/(7)` cm

B

11 cm

C

22 cm

D

44 cm

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The correct Answer is:

C

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