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If in two circles, arcs of same length, subtend angles 120o and 150o at the centre, find the ratio of their radii.

If in two circles, arcs of same length, subtend angles 120o and 150o at the centre, find the ratio of their radii.

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1 Answers

SHAIK AASIF AHAMED
askIITians Faculty 74 Points
8 years ago
Hello student,
we know that l=r\Theta
as arcs have same length
r1/r2=\Theta2/\Theta1
so r1/r2=5/4.
Thanks and regards
Shaik Aasif
askIITians faculty

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