the real question is how do you figure this out? You want to get everything
except the R on one side of the equation, so:

C = 2 * Pi() * R

C/2 = Pi() * R You are dividing both sides by 2

C/2/Pi() = R You are dividing both sides by Pi()


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If this helps, please click the Yes button

Cheers,
Shane Devenshire


"joelhmiller" wrote:

how do i create a formula to find the radius (circumference=2*3.14r) if i
have the circumference?