document.write( "Question 429795: If the surface area of a cube is 1350ft^2, find an edge of this cude. \n" ); document.write( "
Algebra.Com's Answer #298488 by mananth(16946)\"\" \"About 
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The cube with edge l has a surface area of 6l^2\r
\n" ); document.write( "\n" ); document.write( "6l^2 =1350
\n" ); document.write( "l^2=225
\n" ); document.write( "l=15 ft
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