SOLUTION: Please help me to to solve this quadratic equation word problem. Metal Fabrication. A square piece of tin, 12 inches on a side, is to have four equal squares cut from its corne

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Question 929693: Please help me to to solve this quadratic equation word problem.
Metal Fabrication. A square piece of tin, 12 inches on a side, is to have four equal squares cut from its corners. If the edges are then to be folded up to make a box with a floor area of 64 square inches, find the depth of the box.
Answer by josgarithmetic(39617) About Me  (Show Source):
You can put this solution on YOUR website!
x inches square edge is cut to make each flap.
The height then will be x.


%2812-2x%29%2812-2x%29=64, the base area.
2%2A2%286-x%29%286-x%29=64
%286-x%29%286-x%29=16
6-x=sqrt%2816%29=4
highlight%28x=2%29