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A right rectangular prism has a length of 8 cm, a width of 3 cm, and a height of 5 cm. What is the surface area of the prism? Enter your answer in the box. cm²

A right rectangular prism has a length of 8 cm, a width of 3 cm, and a height of 5 cm. What is the surface area of the prism? Enter your answer in the box. cm²
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4 votes
A right rectangular prism has a length of 8 cm, a width of 3 cm, and a height of 5 cm. What is the surface area of the prism? Enter your answer in the box. cm²

User Tom Groentjes
by
7.9k points

1 Answer

4 votes
The surface area is the sum of the area of the six sides...

A=2(xy+xz+yz)

A=2(8*3+8*5+3*5)

A=2(24+40+15)

A=2(79)

A=158 cm^2

User BytesOfMetal
by
8.7k points
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