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The arc length of this circle is 9.42 inches. Determine the length of the radius.PC90ABComplete your work in the space provided.

The arc length of this circle is 9.42 inches. Determine the length of the radius.PC-example-1

1 Answer

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We know that:


S=\theta* r

Then:


r=(S)/(\theta)

So:


90\degree*(\pi)/(180\degree)=1.571rad

Now:


r=(9.42in)/(1.571rad)=5.996\text{ in}

User OriolJ
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