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Question

THE CIRCUMFERENCE OF A CIRCLE IS 31.4 centimeters. What is the area of the circle?
10 years ago

Answers

jake
C=2pi*r

solve for r...

31.4=6.28r
r=4.9974

A=pi*r^2

A=78.5 centimeters.
10 years ago
jake
excuse me, I got the units of Area incorrect. It should be cm^2. So 78.5 cm^2.
10 years ago
Ns
Hsj
5 years ago
no one
no its not
3 years ago

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