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What is the surface area???

What is the surface area???-example-1

1 Answer

4 votes

Answer:

706.4ft²

Explanation:

This is a prism with a trapezoid base. The total area includes:

1) 2 trapezoids (bases):

A1=2×(19+5)×12.1/2=24×12.1=290.4ft²

2) side area:

A2=base perimeter×prism height=

(19+5+14+14)×8=(24+28)×8=52×8=416ft²

So total area is A1+A2

A=290.4+416=706.4ft²

User Drahkar
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