Question

A circular mirror has a diameter of 16 inches. what is the area in square inches

Answer 1

The area is 201.06
`in^(2)`
Formula of a circle, A=
`\pi r^2`
With a diameter of 16 inches, the radius would be 8 inches.
Inserting the 8, all you have to do is multiply it all.

Answer 2

Area = πr²

Area = π (16 ÷ 2)² = 201.06 in²