Question

The diameter of a circular pool is 18 feet.

What is the approximate area of the pool?

A.
56.52 square feet

B.
113.04 square feet

C.
254.34 square feet

D.
1017.36 square feet

Answer 1

\[A=\pi r ^{2}\]

Answer 2

The radius is 9 so, what does 9 squared equal?
\[9*9=?\]

Answer 3

81

Answer 4

Yes so we do this now:\[81\times3.14=?\]
Round the answer to the nearest hundredth.

Answer 5

Do you have a calculator?

Answer 6

umm i got 254.34

Answer 7

Yes. So C is the answer.

Answer 8

oh okay thanx @OrangeMaster