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

If in two circles, arcs of the same length substend angles of `60^(@) and 75^(@)` at their centres, then the ratio of their radii is-

A

`4:5`

B

`5:4`

C

`3:4`

D

`4:3`

Text Solution

Verified by Experts

The correct Answer is:
B
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