The circle with center O has a radius of 9 centimeters. If x = 60°, what is the length of arc AB?

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asked Feb 4, 2019 71.3k views

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Saulius Valatka · Answer 1 · 2019-02-08T21:51:09+0000

First find the perimeter, use

$2\pi * r$
since a circle is 360 degrees, and we only need 60 degrees, which is 1/6 of the perimeter we just found. If you need more help leave a comment and I'll give you the answer.

The circle with center O has a radius of 9 centimeters. If x = 60°, what is the length of arc AB?

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