Suppose the circumference of a circle is 4π. What is its radius?

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asked Oct 8, 2017 176k views

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Tsemer · Answer 1 · 2017-10-13T08:48:34+0000

circumference=pi times radius times 2
4pi=circumerence
4pi=pi times r times 2
divide both sides by pi
4=r times 2
divide both sides by 2
2=r
the radius is 2 units

Suppose the circumference of a circle is 4π. What is its radius?

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