Question

A lawn sprinkler spins in a circle. The sprinkler covers a radius of 12 feet. Which choice is the closest to the area of lawn that the sprinkler can cover? 

75 square feet
113 square feet
452 square feet
1809 square feet

Answer 1

The formula for the area of a circle is π r^2.

3.14 (12x12) = 452.16

Approximately 450sqft