document.write( "Question 486859: how to find the surface area of a room that measures 21 ft X 24ft X 10 ft \n" ); document.write( "
Algebra.Com's Answer #332837 by checkley79(3341)![]() ![]() ![]() You can put this solution on YOUR website! SA=2(21*10)+2(24*10) \n" ); document.write( "SA=2*210+2*240 \n" ); document.write( "SA=420+480 \n" ); document.write( "SA=900 FT^2 ANS. \n" ); document.write( " |