document.write( "Question 288770: The perimeter of a parallelogram is 54 centimeters. The ratio of the lengths of the sides is 2:7. What are the lengths of the sides? \n" ); document.write( "
Algebra.Com's Answer #209268 by richwmiller(17219)![]() ![]() You can put this solution on YOUR website! 2+7=9 \n" ); document.write( "9 parts \n" ); document.write( "2w+2l=54 \n" ); document.write( "2(w+l)=54 \n" ); document.write( "w+l=27 \n" ); document.write( "27/9=3 \n" ); document.write( "2*3=6 \n" ); document.write( "7*3=21\r \n" ); document.write( "\n" ); document.write( "6/21=2/7 \n" ); document.write( "6 cm and 21 cm are the lengths. \n" ); document.write( "check \n" ); document.write( "6+6=12 \n" ); document.write( "21+21=42 \n" ); document.write( "12+42=54 \n" ); document.write( "ok \n" ); document.write( " |