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If in the two circles, arcs of the same ...

If in the two circles, arcs of the same length subtend angles `30^0 `and `40^o` at centre, find the ratio of their radii:

A

`3:4`

B

`4:3`

C

`7:12`

D

none of these

Text Solution

Verified by Experts

The correct Answer is:
B
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