SOLUTION: Hi, Thank you for answering my question in advance. My question is: A rectangular sheet of brass is twice as long as it is wide. Squares 3cmx3cm are cut from each corner, a

Question 1010952: Hi,
Thank you for answering my question in advance.
My question is:
A rectangular sheet of brass is twice as long as it is wide. Squares 3cmx3cm are cut from each corner, and the ends are turned up to form an open box having a volume of 648cm^3. What are the dimensions of the original sheet of brass.

Thank you
Answer by josgarithmetic(39617) (Show Source): You can put this solution on YOUR website!
L=2w, and w are the original brass sheet dimensions.
volume will be

Substitute for L.

Simplify.

General solution formula for quadratic equation gives

Take the PLUS form.

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