document.write( "Question 391467: I am taking the IL basic skills math test this Sat. morning so I need this answer solved before then if possible. I have the correct answer for it (on a practice test) but no explanation as to how it was reached. I'm trying to use the formulas and it doesn't make sense to me. So here it goes:
\n" ); document.write( "There's a photo of a cube above the Word problem.
\n" ); document.write( "A metal worker is building a wire frame (represented by the dotted and solid lines in the diagram above) for a cubic box that is to have a volume of 27 cubic feet. What is the total length of wire the metal worker will need.
\n" ); document.write( "So are they asking for the surface area? I know the formula for surface area is 6s2 and the formula for volume is s3. The correct answer is 36 feet but when I work out the problem I'm not getting that answer. Please help! Thank you.
\n" ); document.write( "Natalie
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Algebra.Com's Answer #277740 by solver91311(24713)\"\" \"About 
You can put this solution on YOUR website!
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\n" ); document.write( "\n" ); document.write( "No. What they want is the sum of the lengths of all of the edges of the cube. If you count them, there are 4 edges on top, 4 edges on the bottom, and 4 vertical edges, for a total of 12 edges. If the volume of the cube is 27 cubic feet, then one edge of the cube must measure the cube root of 27, namely 3 feet. If there are 3 feet in each of 12 edges, that gets you to your answer of 36 feet.\r
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\n" ); document.write( "\n" ); document.write( "John
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\n" ); document.write( "My calculator said it, I believe it, that settles it
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