1 Answer

Huiting · Answer 1 · 2019-05-06T23:47:49+0000

Answer:

see below

Explanation:

The arc length (s) can be found in terms of angle (θ) and radius (r) as ...

s = rθ

Dividing by r gives ...

s/r = θ

Since the angles are the same for the two circles, the ratios of interest are ...

$(s_1)/(r_1)=(s_2)/(r_2)=\theta$

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