document.write( "Question 138922: If the perimeter of a dance floor is 34m and the area is 60m squared. What are the lengths of the sides? \n" ); document.write( "
Algebra.Com's Answer #101341 by edjones(8007)![]() ![]() You can put this solution on YOUR website! 2L+2w=34 \n" ); document.write( "Lw=60 \n" ); document.write( ". \n" ); document.write( "L=60/w \n" ); document.write( "2(60/w)+2w=34 \n" ); document.write( "120/w+2w=34 \n" ); document.write( "120+2w^2=34w multiply each side by w to eliminate fraction. \n" ); document.write( "2w^2-34w+120=0 \n" ); document.write( "2(w^2-17w+60)=0 \n" ); document.write( "(w-12)(w-5)=0 \n" ); document.write( "w=12, w=5 \n" ); document.write( "Dimensions of the dance floor L=12 m, w=5 m or vice versa. \n" ); document.write( ". \n" ); document.write( "Ed\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " |