Question

Find the area and circumference of the circle. Use 3.14 for A.

4.5 in.
Area______
Circumference____

Answer 1

A = 63.59

C = 28.26

Explanation:

r = 4.5

Area of a circle:

A = πr²

A = 3.14(4.5²)

A = 3.14(20.25)

A = 63.59

Circumference:

C = 2πr

C = 2(3.14)(4.5)

C = 28.26