document.write( "Question 984898: All of the edges of a metal box are of equal length. If the surface area is 216 square inches, what is the length, in inches, of each edge of the box \n" ); document.write( "
Algebra.Com's Answer #605716 by macston(5194)\"\" \"About 
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\n" ); document.write( "The box is a cube, with 6 equal faces (if top is included)
\n" ); document.write( "\"216in%5E2%2F6=36in%5E2\"
\n" ); document.write( "Each face is a square 36 square inches in area.
\n" ); document.write( "The side of a square = square root of the area:
\n" ); document.write( "\"side=sqrt%2836in%5E2%29\"
\n" ); document.write( "\"side=6in\"
\n" ); document.write( ".
\n" ); document.write( "ANSWER: The length of each edge is 6 inches.
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