This worksheet guides students to aid a fictitious company, Parker's Pools and Spas, in calculating the perimeter of five pool designs. A fully labeled pool design is provided at the end of the document for additional practice. Remember, the perimeter is the total distance around a shape. In this exciting geometry worksheet, you are going to learn to calculate the perimeter by adding the lengths of all the sides of a shape. You'll get to practice it with all kinds of polygons.