document.write( "Question 53864This question is from textbook
\n" );
document.write( ": i need help on my math homework.\r
\n" );
document.write( "\n" );
document.write( "Here is the problem:\r
\n" );
document.write( "\n" );
document.write( "The surface area of a rectangulare solid is given by the formula
\n" );
document.write( "S= 2lw+2lh+2wh, where l=length, w=width, and h=height.\r
\n" );
document.write( "\n" );
document.write( "A. Solve the formula for h.\r
\n" );
document.write( "\n" );
document.write( "B. The surface area of a rectangular solid with length 6 centimeters and width 3 centimeters is 72 square centimeters. Find the height.\r
\n" );
document.write( "\n" );
document.write( "Thanks.
\n" );
document.write( "softballcutie \n" );
document.write( "
Algebra.Com's Answer #36095 by Nate(3500)![]() ![]() ![]() You can put this solution on YOUR website! S = 2lw + 2lh + 2wh \n" ); document.write( "S - 2lw = 2lh + 2wh \n" ); document.write( "S - 2lw = h(2l + 2w) \n" ); document.write( "(S - 2lw)/(2l + 2w) = h \n" ); document.write( "(72 - 2(6)(3))/(2(6) + 2(3)) = h \n" ); document.write( "(72 - 36)/(12 + 6) = h \n" ); document.write( "(36)/(18) = h \n" ); document.write( "2 = h \n" ); document.write( "The height is two centimeters. \n" ); document.write( " |