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C=2πr. Solve for π.
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C=2πr. Solve for π.

User Guy Passy
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C=2\pi r \ \ \ \to \ \ \ \pi = \cfrac{C}{2r}
User Alexandre Roger
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You have to make sure that pi is by itself so you move everything to the other side
C=2πr. Solve for π.-example-1
User JorgeGRC
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