document.write( "Question 379252: What is the length of each side of a rectangle when the perimeter is 84? \n" ); document.write( "
Algebra.Com's Answer #269283 by Alan3354(69443)\"\" \"About 
You can put this solution on YOUR website!
If they're all equal (a square) it's 21, 84/4.
\n" ); document.write( "If not, there's not enough info.
\n" ); document.write( "
\n" ); document.write( "
\n" );