document.write( "Question 98938: A cyclon fence will cover a rectangular piece of land, which area measures 800fts cubics and the height of the land double its wide. How much feets of cyclon fence will need? \n" ); document.write( "
Algebra.Com's Answer #72014 by edjones(8007)![]() ![]() You can put this solution on YOUR website! A=area L=length W=width \n" ); document.write( "A=L*W \n" ); document.write( "L=2W \n" ); document.write( "substitute 2W for L: A=W*2W \n" ); document.write( "W*2W=800 \n" ); document.write( "2W^2=800 \n" ); document.write( "divide both by 2: W^2=400 \n" ); document.write( "square root of both: W=20 feet \n" ); document.write( "L=40 feet \n" ); document.write( "Check: \n" ); document.write( "20*40=800 square feet \n" ); document.write( "Ed \n" ); document.write( " |