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What's the formula for R in C= 2•3.14r

What's the formula for R in C= 2•3.14r
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What's the formula for R in C= 2•3.14r

User SpliFF
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1 Answer

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C=2\cdot3.14r\\\\C=6.28r\\\\6.28r=C\ \ \ \ |divide\ both\ sides\ by\ 6.28\\\\\huge\boxed{r=(C)/(6.28)}



C=2\pi r\\\\2\pi r=C\ \ \ \ |divide\ both\ sides\ by\ 2\pi\\\\\huge\boxed{r=(C)/(2\pi)}
User Alvin Pascoe
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