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# Word Problems : Surface Area of an Open Top Box

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Thomas is going to make an open top box by cutting equal squares from the four corners of an 11 inch by 14 inch sheet of cardboard and folding up the sides. If the area of the base is to be 80 square inches, then what size square should be cut from each corner?

keywords: open-top

https://brainmass.com/math/basic-algebra/word-problems-surface-area-of-an-open-top-box-92593

#### Solution Preview

Hi, here is the solution...

The area of card board = 11*14

= 154 sq.inches

Let us x be length of the side of the square cutting on four sides.

So, the dimensions of the box is l= 11-2x , w= 14-2x and h=2x.

We know that the total surface area of the open box is = ...

#### Solution Summary

The surface area of an ope top box is investigated. The solution is detailed and well presented.

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