The radius of a circle is 4 kilometers. What is the circle's circumference?

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The radius of a circle is 4 kilometers. What is the circle's circumference?

Guest Mar 30, 2015

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Best Answer

+128707

+5

C = 2 * pi * r

So

C = 2 * pi * 4 kilometers

C = 8 pi kilometers = about 25.13 kilometers

CPhill Mar 30, 2015

1⁺⁰ Answers

+128707

+5

Best Answer

C = 2 * pi * r

So

C = 2 * pi * 4 kilometers

C = 8 pi kilometers = about 25.13 kilometers

CPhill Mar 30, 2015

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