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Published bySamuel Coughlin Modified over 2 years ago

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Vocabulary lateral area – area around a three dimensional figure excluding the bases

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Concept

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Example 1 Lateral Area of a Prism Find the lateral area of the regular hexagonal prism. Find the lateral area of the regular octagonal prism.

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Example 2 Surface Area of a Prism Find the surface area of the rectangular prism.

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Example 2 A.320 units 2 B.512 units 2 C.368 units 2 D.416 units 2 Find the surface area of the triangular prism.

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Concept

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Example 3 Lateral Area and Surface Area of a Cylinder Find the lateral area and the surface area of the cylinder. Round to the nearest tenth.

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Example 3 A.lateral area 1508 ft 2 and surface area ft 2 B.lateral area 1508 ft 2 and surface area ft 2 C.lateral area 754 ft 2 and surface area ft 2 D.lateral area 754 ft 2 and surface area ft 2 Find the lateral area and the surface area of the cylinder. Round to the nearest tenth.

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Example 4 Find Missing Dimensions MANUFACTURING A soup can is covered with the label shown. What is the radius of the soup can?

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Example 4 A.12 inches B.16 inches C.18 inches D.24 inches Find the diameter of a base of a cylinder if the surface area is 480 square inches and the height is 8 inches.

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