document.write( "Question 599818: The length of a rectangle is three times its width.
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document.write( "If the area of the rectangle is 300 , find its perimeter. \n" );
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Algebra.Com's Answer #379122 by malibadbad(1)![]() ![]() ![]() You can put this solution on YOUR website! A=300 \n" ); document.write( "A=LxW \n" ); document.write( "A=30x10\r \n" ); document.write( "\n" ); document.write( "Therfore: \n" ); document.write( "P=2L+2W \n" ); document.write( "P=2(30)+2(10) \n" ); document.write( "P=60+20 \n" ); document.write( "P=80 \n" ); document.write( "The perimeter is 80 (units) \n" ); document.write( " |