SOLUTION: What is the circumference of a circle with a diameter of 30 centimeters?

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Question 15707: What is the circumference of a circle with a diameter of 30 centimeters?
Answer by piglet162431(90) About Me  (Show Source):
You can put this solution on YOUR website!
Plug in the formula.
C=2(pi)R
Since R is the radius, and 2 radius = the diameter, and the diameter is 30, the radius is 15.
C=2(pi)15
C=2(3.14)(15)
C=30(3.14)
C=94.2cm