Question

A circular piece of glass has a radius of 0.8 meters. The glass sells for $4.60 per square meter. What is the total cost of the circular piece of glass?

A.
$2.01

B.
$9.24

C.
$23.11

D.
$36.98

Answer 1

$4.60 x 2

Answer 2

You need to calculate the area of the glass. The area of a circle is calculated using\[A=\pi r^2\] Once you know the area, multiply by the price per square meter and you'll have your answer.

Answer 3

or do what i did