document.write( "Question 345544: what is the area of a square with perimeter 10n units? \n" ); document.write( "
Algebra.Com's Answer #247131 by bella18(6)\"\" \"About 
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You need to know the length and width first. Since it is a square then the sides are equal.
\n" ); document.write( "Therefore,
\n" ); document.write( "P=2L+2W
\n" ); document.write( "10n=4s
\n" ); document.write( "s=10n/4 or 5/2 n
\n" ); document.write( "The length of one side is 5/2 n.
\n" ); document.write( "The area is
\n" ); document.write( "A=s^2
\n" ); document.write( "A=(5/2 n)^2
\n" ); document.write( "=25/4 n^2
\n" ); document.write( "
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