Posted by Americal on Tuesday, March 15, 2011 at 7:06pm.
If the diameter of a wheel is 10 inches. What is the radius and how would I find its circumference. Thanks I do understand that the radius is twice the circumference.

Math  MathMate, Tuesday, March 15, 2011 at 8:08pm
Not quite!!
The diameter is twice the radius, and the circumference is π * diameter, or equivalently, 2&pi * radius.
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