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August 29, 2015

Homework Help: Algebra

Posted by Jordan on Monday, September 17, 2007 at 5:28pm.

The Circumference and area of a circle of radius r are givin by 2 [pie] r and [pie] r[2], respectively use 3.14 for the constant [pie]

A. What is the circumference of a circle with a radius of 2 m?

B.What is the area of a circle with a radius of 2 m?

C. The earth has a radius of about 3960 miles. Approximately how long is the equator?

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