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Math..
The circumference (C)C of a circle is 1818 centimeters. Which formula can you use to find the radius (r)r if you know that C=2πrC=2πr?


A. r=C2πr=C2π

B. r=2Cπr=2Cπ

C. r=πC2r=πC2

D. r=2πC

Respuesta :

I hope this helps you

circumference= 2.pi.r


C=2.pi.r


r= C/2.pi


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