Question

This table shows the relationship between the radius of a circular rug and the rug’s area. Which expression could be used to find the area of a circular rug with a radius of r?

Answer 1

πr2

Explanation:

Looking at values in the table for radius and area, we see that the relationship between radius (r) and area of a circle is πr2.

Answer 2

The equation for finding the area of a circle using radius is:

A=pi r^2