219k views
0 votes
A clock face has a diameter of 10 inches. What is the area of the clock face?

User Ben Orozco
by
7.8k points

1 Answer

1 vote

Answer:

A = 78.5 in ^2

Explanation:

Area of a circle = pi * r^2

The radius is d/2

r= 10/2

r =5

A = pi * r^2

Substitute r=5

A = pi *(5)^2

A = 25 pi

We know that pi is approximated by 3.14

A = 25 (3.14)

A = 78.5 in ^2

User Juhi Saxena
by
8.5k points