Question

What is the exact area of a circle with a diameter of 18 feet? Just want the answer

Answer 1

you look like bieber

Answer 2

lol ok

Answer 3

divide 18 by 2.

Answer 4

then use your answer at plug it into r x r x 3.14

Answer 5

for the exact value... just write it in terms of pi...

\[A = 9^2 \times \pi\]

Answer 6

ok thanks

Answer 7

254.469004941
or 81(pi)

Answer 8

a decimal answer is not exact....

Answer 9

That's what i was just going to do @campbell_st