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Mathematics 28 Online
OpenStudy (anonymous):

whats the equation for cirfumference of a circle?

OpenStudy (anonymous):

\[c=2pir\] piD

OpenStudy (anonymous):

kk thanks is it squARED

myininaya (myininaya):

Area of a circle is pi times radius squared. The circumference is what annie said.

OpenStudy (anonymous):

okk thank u

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