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11.3 9 9 9 7.8 surface area of triangular prism

11.3 9 9 9 7.8 surface area of triangular prism
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11.3 9 9 9 7.8 surface area of triangular prism

11.3 9 9 9 7.8 surface area of triangular prism-example-1
User Thibaud Clement
by
8.4k points

1 Answer

1 vote

Answer:

Total area = 187.65 cm^2

Explanation:

AREA of a triangle = 1/2 base * height

THREE sides 3 * 1/2 *9 * 11.3 = 152.55 cm^2

Bottom 1/2 * 9 * 7.8 = 35.1 cm^2

total = 187.65 cm^2

User Brimstedt
by
8.2k points
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