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Mathematics 18 Online
OpenStudy (anonymous):

Write the length of the radius of a circle as a function of its circumference. I'm thinking the answer is C=(r*2)*pi

OpenStudy (anonymous):

\[r=\frac{ C }{ \pi } /2 \]

OpenStudy (anonymous):

So.....?

OpenStudy (anonymous):

sorry i took the area.It is circumference. \[C=2 \pi r,r=?\]

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