Question
Asked Nov 12, 2019
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What are the dimensions of a closed rectangular box that has a square cross section, a capacity of 115in^3. and is constructed using the least amount of material?

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Expert Answer

Step 1

Given, volume of rectangular box is 115 cube inches.

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н В L

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Step 2

Volume and surface area are given by

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V (volume) LW H L-W-H 115in3 s(surface area) 2(L-W +W H+L H) L-length , W width , H height

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Step 3

As, the box has square cross sectio...

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W.W-H=115 in3 w2 H 115in S(surface area) 2 (W.W+W H+W.H) s(surface area) 2 (w +2W H ...1)

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Math

Calculus

Derivative

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