document.write( "Question 818395: The dimensions of a room are 20 feet long, 12 feet wide, and 8 feet high. Gary wants to paint the walls and ceiling. What is the area, in square feet, of the surface Gary wants to paint? \n" ); document.write( "
Algebra.Com's Answer #492506 by TimothyLamb(4379)![]() ![]() You can put this solution on YOUR website! 2(20)(12) + 2(20)(8) + 2(12)(8) \n" ); document.write( "2( (20)(12) + (20)(8) + (12)(8) ) \n" ); document.write( "2( 240 + 160 + 96 ) \n" ); document.write( "2( 496 ) \n" ); document.write( "--- \n" ); document.write( "a = 992 sq.ft \n" ); document.write( "--- \n" ); document.write( "Solve and graph linear equations: \n" ); document.write( "https://sooeet.com/math/linear-equation-solver.php \n" ); document.write( "--- \n" ); document.write( "Solve quadratic equations, quadratic formula: \n" ); document.write( "https://sooeet.com/math/quadratic-formula-solver.php \n" ); document.write( "--- \n" ); document.write( "Convert fractions, decimals, and percents: \n" ); document.write( "https://sooeet.com/math/fraction-decimal-percent.php \n" ); document.write( "--- \n" ); document.write( "Calculate and graph the linear regression of any data set: \n" ); document.write( "https://sooeet.com/math/linear-regression.php \n" ); document.write( " |