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Published byClare Weaver Modified over 8 years ago

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Volume of Triangular Prism

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Volume of a Triangular Prism Length Volume of a prism = Area x length Area of triangle = ½ x base x height

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Area = ½ x 7 x 6 = ½ x 42 = 21 cm 2 2. 15 cm 10 cm 7 cm 1. 6 cm Area = ½ x 10 x 15 = ½ x 150 = 75 cm 2 THE AREA OF A TRIANGLE Area = ½ x base x height base

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8 cm 6 cm 7 cm Area of triangle = ½ x 8 x 6 = ½ x 48 = 24 cm 2 Volume = area x length = 24 X 7 = 168 cm 3 Example 1 Area of triangle = ½ x 5 x 4 = ½ x 20 = 10 cm 2 Volume = area x length = 10 X 6 = 60 cm 3 4 cm 6 cm 5 cm Example 2

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Area of triangle = ½ x 5 x 4.2 = ½ x 21 = 10.5 m 2 Volume = area x length = 10.5 X 6 = 63 m 3 420 cm 6 m 5 m Example 3

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