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A circle has a radius of 13 m. What is its circumference?Use 3.14 for it, and do not round your answer. Be sure to include the correct unit in your answer.13 m
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A circle has a radius of 13 m. What is its circumference?Use 3.14 for it, and do not round your answer. Be sure to include the correct unit in your answer.13 m

A circle has a radius of 13 m. What is its circumference?Use 3.14 for it, and do not-example-1
User Piotr Czarnecki
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1 Answer

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The circumference of a circle is given by:


C=2\pi r

Where:


\begin{gathered} \pi=3.14 \\ r=13m \\ so\colon \\ C=2\cdot(3.14)\cdot(13) \\ C=81.64m \end{gathered}

Answer:

81.64 m

User Daniel Ashton
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