Question

A quarter has a diameter of 2.4 centimeters. What is the area of the coin (round answer to nearest tenth)?

Answer 1

4.5 answer is on the picture below. :) Thank you!

Explanation:

Proof...

Answer 2

4.5

Explanation:

The equation of an area of a circle is A=πr² where r is the radius.

The radius is also half the diameter. So the radius of the quarter is 1.2

A=π(1.2)²

A=π(1.44)

A=4.52389