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The circumference of a circle is 138.16 centimeters. What is the area of the circle?

Verified Answer :

xSamx

Circumference formula tells you \(C=2 \pi r\)

\(C=2 \pi r\)
\(138.16=2 \pi r\)
\(21.99= r\)
\(r=21.99cm\)
The formula to find the area of a circle is \(A= \pi r^2\)

\(A= \pi r^2\)
\(A= \pi (21.99)^2\)
\(A= \pi (483.56)\)
\(A= 1519cm^2\)

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