SOLUTION: A rectangular tank with a square base, an open top, and a volume of 13,500 ft3 is to be constructed of sheet steel. Find the dimensions of the tank that has the minimum surface are

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Question 1158621: A rectangular tank with a square base, an open top, and a volume of 13,500 ft3 is to be constructed of sheet steel. Find the dimensions of the tank that has the minimum surface area.
Found 2 solutions by josgarithmetic, ikleyn:
Answer by josgarithmetic(39623) About Me  (Show Source):
You can put this solution on YOUR website!
The description for how was not included, but is probably to cut squares the from corners of the square starting sheet metal, and fold the flaps.

Answer by ikleyn(52832) About Me  (Show Source):
You can put this solution on YOUR website!
.

A TWIN problem is solved in the lesson
    - Calculus optimization problems for 3D shapes
in this site, Problem 2.

Consider it as your TEMPLATE.

Read it attentively.

Having this template in front of you, solve the given problem by the same way.