Practice!

Sample Problem

The figure below is made up of four semicircles cut from a square. Find the perimeter of the figure. (Use π = 3.14 and r Round your answer to two decimal places)

The perimeter of the figure is inches.

Solution

Circumference of the circle:

3.14 × 6 in = 18.84 in

The perimeter of the figure:

18.84 in ÷ 2 × 4 = 37.68 in