Report

Volume of Triangular Prism Volume of a Triangular Prism Volume of a prism = Area x length Length Area of triangle = ½ x base x height THE AREA OF A TRIANGLE Area = ½ x base x height base 1. Area = ½ x 7 x 6 6 cm = ½ x 42 = 21 cm2 7 cm 2. 10 cm 15 cm Area = ½ x 10 x 15 = ½ x 150 = 75 cm2 Example 1 Area of triangle = ½ x 8 x 6 = ½ x 48 = 24 cm2 Volume 6 cm = area x length = 24 X 7 = 168 cm3 7 cm 8 cm Example 2 Area of triangle = ½ x 5 x 4 = ½ x 20 = 10 cm2 Volume = area x length = 10 X 6 = 60 cm3 5 cm 6 cm 4 cm Example 3 Area of triangle = ½ x 5 x 4.2 = ½ x 21 = 10.5 m2 Volume = area x length = 10.5 X 6 = 63 m3 5m 6m 420 cm