Question

1. If a circle has a diameter of 18 inches, what is the radius? *

9 feet
9 inches
36 feet
36 inches

Answer 1

9 inches

Explanation:

A circle has a diameter of 18 inches

The radius of the circle can be calculated as follows

Radius= diameter/2

= 18/2

= 9 inches

Hence the radius of the circle is 9 inches