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document.write( "a rectangle has a perimeter of 80.0cm . one side has a length of 28.0cm. what is the length of the adjacent side? (formula : P=2L + 2W). \n" );
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Algebra.Com's Answer #437501 by checkley79(3341)![]() ![]() ![]() You can put this solution on YOUR website! P=2L+2W \n" ); document.write( "80=2*28+2W \n" ); document.write( "80=56+2W \n" ); document.write( "2W=80-56 \n" ); document.write( "2W=24 \n" ); document.write( "W=24/2 \n" ); document.write( "W=12 ANS. PROOF: \n" ); document.write( "80=2*28+2*12 \n" ); document.write( "80=56+24 \n" ); document.write( "80=80 \n" ); document.write( " |