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What is the circumference? I have to type a exact answer in terms of π.

What is the circumference? I have to type a exact answer in terms of π.-example-1
User Michael Chaney
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1 Answer

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28 votes

\begin{gathered} \text{circumference of a circle = } \\ 2*\pi* r \\ r=7\operatorname{cm} \\ \text{circumference of the circle =} \\ 2\text{ }*\pi*7 \\ =14\pi cm \end{gathered}

User Ebin Joy
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