document.write( "Question 577927: what is the outer perimeter of a sidewalk if the sidewalk is 12 ft wide by 20 ft long ? \n" ); document.write( "
Algebra.Com's Answer #370408 by jim_thompson5910(35256)![]() ![]() ![]() You can put this solution on YOUR website! P = 2L + 2W\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "P = 2(20) + 2(12)\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "P = 40 + 24\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "P = 64\r \n" ); document.write( " \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "So the outer perimeter is 64 ft. \n" ); document.write( " |