document.write( "Question 253883: what are the demensions of a rectangle if the perimeter is 72 centimeters and the base is three times greater than the height
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Algebra.Com's Answer #186318 by checkley77(12844)![]() ![]() ![]() You can put this solution on YOUR website! h=3b \n" ); document.write( "2h+2b=72 \n" ); document.write( "2*3b+2b=72 \n" ); document.write( "6b+2b=72 \n" ); document.write( "8b=72 \n" ); document.write( "b=72/8 \n" ); document.write( "b=9 ans. for the base. \n" ); document.write( "h=3*9=27 ans. for the height. \n" ); document.write( "Proof: \n" ); document.write( "2*27+2*9=72 \n" ); document.write( "54+18=72 \n" ); document.write( "72=72\r \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " |