Name: _________________________________________ Class Prd: _______ Surface Area of Cylinders Use your calculator but show your process!! Use the π key on your graphing calculator. If your calculator does not have a π key, please use 3.14 for pi. Round to the hundredths place. 1. Find the lateral surface area of the cylinder. . 2. Jack is painting the outside of some water barrels. The barrels have a radius of 2 feet and a height of 3 feet. If one gallon of paint covers 210 square feet, how many complete barrels can be painted with a gallon? 3. A cylinder has a lateral surface area of 528 square millimeters. If the cylinder has a height of 12 inches, what is the approximate length of the diameter? 1 Name: _________________________________________ 4. Ian designs and creates his own landscaping for his model train set. He wants to create one of the two silo designs shown below. If Ian has a sheet of metal with an area of 2000 square inches, which design can he build? . 5. List the three figures below in order from greatest to least surface area. hRectangular prism has a base that measures 8 feet by 2 feet with a height of 15 feet. hA cylinder has a diameter of 20 feet and a height of 7 feet. hTriangular prism . 2
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