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What is the radius of the circle if the circumference is 18 pi centimeters

User Staeff
by
4.6k points

1 Answer

4 votes

Answer:

9cm

Explanation:

Circumference formula = 2piR

To calculate radius

The equation becomes

2piR = 18pi

R = 18pi/2pi

= 9cm

User Kkflf
by
4.2k points