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If Mrs.Shaw draws a circle with circumference of 22 inches, what is the radius if her circle?​

If Mrs.Shaw draws a circle with circumference of 22 inches, what is the radius if her circle?​
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If Mrs.Shaw draws a circle with circumference of 22 inches, what is the radius if her circle?​

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User JimLohse
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2 Answers

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\textit{circumference of a circle}\\\\ C=2\pi r ~~ \begin{cases} r=radius\\[-0.5em] \hrulefill\\ C=22 \end{cases}\implies 22=2\pi r\implies \cfrac{22}{2\pi }=r\implies 3.50\approx r

answered
User Sodman
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8.5k points
1 vote

Answer:

3.5 in

Diameter would be 7.

Radius is 1/2 of diameter: 3.5 in.

Explanation:

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User JasperJ
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8.7k points
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