SOLUTION: A Rectangular piece of cardboard has an area of 150 square centimeters. By cutting a square 2 centimeters wide on each side each of the four corners and folding up the sides, an op
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Question 1014089: A Rectangular piece of cardboard has an area of 150 square centimeters. By cutting a square 2 centimeters wide on each side each of the four corners and folding up the sides, an open box body is formed having a volume of 132 cubic centimeters. Find the length and width of the original cardboard.
This the Answer in my notebook:
L= 10 cm
W= 15 cm
Answer by josgarithmetic(39626) (Show Source): You can put this solution on YOUR website!
x and y, the unknown dimensions.
Analyzing the problem description:
;
Base multiplied by height must be 132 sq.cm.
Height will be 2 cm.
Base will be ;
which should be simplified to become .
You have a system to solve:
.
What do you find when you solve that system?
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