document.write( "Question 152972This question is from textbook
\n" );
document.write( ": How many 9-inch-square floor tiles are needed to cover a rectangular floor that measures 12 feet by 15 feet? \n" );
document.write( "
Algebra.Com's Answer #112437 by edjones(8007)![]() ![]() You can put this solution on YOUR website! 9*9=81 in^2 Area of a tile \n" ); document.write( "12*12=144\" \n" ); document.write( "15*12=180\" \n" ); document.write( "144*180=25920 in^2 Area of the floor \n" ); document.write( "25920/81 \n" ); document.write( "=320 tiles \n" ); document.write( ". \n" ); document.write( "Ed \n" ); document.write( " |