3 years ago

The radius of a circle is 9 inches. What is the area ? Give the exact answer in simplest form

1 answer:

8 0

A= πr^2
r=9
A= π(9)^2
A= 9x9=81
A=81π

In case that you have to use π
Multiply π(3.14)
3.14 times 81=254.34

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