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

Answer 1

pie r^2 *5.40
3.14*1.2*1.2*5.40

Answer 2

i dont get it?

Answer 3

@gyanu

Answer 4

im assuming its C right?

Answer 5

ok area of circle is \[\pi r^2\] sqrfeet
calculate it
price of 1 square foot is $5.40
so price of \[\pi r^2\] is
\[\pi r^2\times5.40\]