Respuesta :

bradyC123

Answer:

920 feet

just multiply the length by the height on each side. For example 8 X 15= 120 then divide that number by two because it is a triangle.

ricchad

Answer:

920 ft²

Step-by-step explanation:

surface area = 2(1/2 * 15 * 8) + 20(17 + 8 + 15)

                     = 120 + 800

                     = 920 ft²

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