document.write( "Question 484586: A rectangle is 2 cm longer than it is wide. The diagonal of the rectangle is 10 cm long. Find the perimeter of the rectangle. \n" ); document.write( "
Algebra.Com's Answer #331568 by jorel1380(3719)\"\" \"About 
You can put this solution on YOUR website!
n2+(n+2)2=(10)2
\n" ); document.write( "n2+n2+4n+4=100
\n" ); document.write( "2n2+4n-96=0
\n" ); document.write( "n2+2n-48=0
\n" ); document.write( "(n+8)(n-6)=0
\n" ); document.write( "n=6 or -8
\n" ); document.write( "The rectangle is 6 cm. by 8 cm.
\n" ); document.write( "2(6)+2(8)=P=28 cm
\n" ); document.write( "The perimeter is 28 cm..
\n" ); document.write( "
\n" );