Question

Danielles hoop earring has a diameter of 4 centimeters. What is the radius?

Answer 1

2 or 8

Explanation:

If the radius of the circle is 4 cm, the diameter of the circle is 4 cm x 2, or 8 cm. If you have the circumference of the circle, divide it by pi or π to get the diameter.

Answer 2

Explanation:

Step 1: Find the radius

`Radius = Diameter / 2`

`Radius = (4)/2`

`Radius = 2`

Answer: The radius is 2