document.write( "Question 1155172: The perimeter of a rectangle is 84cm.
\n" ); document.write( "Its shortest side has a length of 3cm.
\n" ); document.write( "State the length of the longest side.\r
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Algebra.Com's Answer #777733 by mananth(16946)\"\" \"About 
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perimeter of rectangle = 2l +2w\r
\n" ); document.write( "\n" ); document.write( "2L+2W =84\r
\n" ); document.write( "\n" ); document.write( "w=3\r
\n" ); document.write( "\n" ); document.write( "2L+6=84\r
\n" ); document.write( "\n" ); document.write( "2L =84-16\r
\n" ); document.write( "\n" ); document.write( "2L =68
\n" ); document.write( "l = 68/2
\n" ); document.write( "l=34
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