Find the surface area of each figure. Round your answers to the nearest tenth, if necessary

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asked Nov 11, 2019 127k views

1 Answer

Jason Kuhrt · Answer 1 · 2019-11-16T04:26:47+0000

Let A be the surface area, b the base, h the height;

h₁=8.4 cm

h₂=7.8 cm

b= 9 cm

A= 3(1/2bh₁)+1/2 bh₂

A=3(1/2(9)(8.4))+1/2 (9)(7.8)

A= 148.5 cm³

Find the surface area of each figure. Round your answers to the nearest tenth, if necessary

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