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The formula to find Circumference is: C = Pi x D (Pi is 3.1416 and D is Diameter). Hence, 3.1416 x 45 = 141.372 cm Square centimeters (sq cm) are a measure of area. Circumference is measured in linear centimeters not square centimeters. The answer is 141.372 cm.
The circumference of a circle is Π*d.

The circumference of a circle with a diameter of 45 centimeters would be 45Π cm.

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โˆ™ 2012-08-09 22:01:54
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Q: What is the circumference of a circle with a diameter of 45 centimeters?
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