Question

A circular piece of fabric has a radius of 1.2 feet.
The fabric sells for $5.40 per square foot.

What is the total cost of the circular piece of fabric?



A.
$6.48


B.
$20.35


C.
$24.42


D.
$40.69
~ oops accidentally closed this question ~

Answer 1

You need to find the area, which is pi x radius^2

Answer 2

So what is 3.14 x 1.2^2?

Answer 3

4.5216 ?

Answer 4

Yes.

Answer 5

okay

Answer 6

I believe you multiply that to 5.40 to get your answer.

Answer 7

pi r squared times price/square foot.

( 3.14159 X 1.2^ ) 5.40 = 24.42