Question

The radius of a circle is 3.9 cm. What is the area of the circle? Use pi = 3.14

Answer 1

because the area of a circle equals pi times radius squared and the radius is 3.9 A= 47.78

Answer 2

A ≈ 47.759 cm²

Explanation:

A = πr²

A = (3.14)(3.9)²

A = (3.14)(15.21)

A ≈ 47.759 cm²