A file folder box is in the shape of a rectangular prism with a length of 12 inches, a width of 9 inches, and a height of 10 inches. it is open at the top.find the surface area of the folder box

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asked Aug 24, 2019 153k views

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A file folder box is in the shape of a rectangular prism with a length of 12 inches, a width of 9 inches, and a height of 10 inches. it is open at the top.find the surface area of the folder box

Mathematics
high-school

Jeramiah Harland asked

by Jeramiah Harland

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Surface area = 12*9 + 2*12*10 + 2*9*10 = 528 in^2 Answer

(its only one 12*9 because it is open at the top)

Pinochle answered Aug 30, 2019

by Pinochle

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