### Home > PC3 > Chapter 2 > Lesson 2.1.2 > Problem 2-24

2-24.

If the wheel has a radius of one foot, what is the exact distance for one revolution?

What is the circumference of the wheel?

(radius) = circumference What would the radius need to be so that each revolution is equal to exactly

feet? Set the formula for the circumference equal to

. Solve for the radius.