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April 18, 2015

April 18, 2015

Posted by **Chris** on Monday, March 8, 2010 at 10:11pm.

- Math -
**Ms. Sue**, Monday, March 8, 2010 at 10:19pmThe sidewalk is the diameter of the track.

Use the formula for the circumference of a circle:

C = pi * d

C = 3.14 * 100

C = ?

- Math -
**Reiny**, Monday, March 8, 2010 at 10:19pmmmmh, isn't the sidewalk a diameter of the circle?

And isn't the the perimeter of a circle

pi(diameter) ?

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