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6 votes
6 votes
Find the length of the arc of a circle whose central angle is 122 and it's radius is 18ft

Find the length of the arc of a circle whose central angle is 122 and it's radius-example-1
User Jeff Schaller
by
2.8k points

1 Answer

15 votes
15 votes

We know that the lenght of the arc is:


s=\theta r

So we can replace the information in our problem to have:


\begin{gathered} s=122º\cdot18 \\ s=2196ft \end{gathered}

User Linovia
by
3.1k points
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