Question

What is the circumference of a circle with a radius of 56 feet?

Answer 1

The formula for finding the circumference of a circle when you know the radius is 2 x Radius x PI

the radius is 56 feet

the circumference = 2 x 56 x PI

2 x 56 = 112

using 3.14 for pi
 
circumference = 112 x 3.14 = 351.68 feet.

Round the answer as needed.

Answer 2

Hello!

To find the circumference you use the equation

$2 \pi r$

r is the radius

$2 \pi 56$

Put this into a calculator and you get the answer of about 351.86

The answer is about 351.86

Hope this helps!