SOLUTION: i need to know circumference of the cicle of r=3 cm.

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Question 81151: i need to know circumference of the cicle of r=3 cm.
Answer by tutor_paul(427) About Me  (Show Source):
You can put this solution on YOUR website!
Circumference of a circle = 2*pi*r
pi is a constant and you can use 3.14 for it's value in this case.
So,
C=2%283.14%29%283%29
C=18.84cm
Good Luck,
tutor_paul@yahoo.com