document.write( "Question 980456: A square have area 256cm^2 find perimeter of square. \n" ); document.write( "
Algebra.Com's Answer #601585 by ikleyn(52905)\"\" \"About 
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\n" ); document.write( "\n" ); document.write( "Since the area of the square is  256 \"cm%5E2\",  its side is   a = \"sqrt%28256%29\" = 16 cm.\r
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\n" ); document.write( "\n" ); document.write( "Now,  the perimeter of the square is four times the length of its side,  i.e.  4*16 = 64 cm. \r
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