Question

Find the circumference and area of a circle whose radius is 12.4 cm.Give your answer to the nearest centimeter (whole #). Circumference = cm Area = cm2

Answer 1

`A=\pi r^2=\pi*12.4^2` ≈
`483.05129`

`C=2\pi r=2*\pi *12.4` ≈
`77.9115`