Question

What is the area of a circle with circumference of 37.68? (Use 3.14 for p.)
113.04
131.04
452.16
1130.4

Answer 1

Hi there!

Do you know what the area of circumference is?

Answer 2

pie r aquared i think

Answer 3

Not quite. The area of the circumference is π*radius^2.
We need to find the radius of the circle.
There are many different ways to do this.

Here's something that might help:

http://www.wikihow.com/Calculate-the-Radius-of-a-Circle