document.write( "Question 773693: A square is divided into 4 rectangles of equal size, if the perimeter of each rectangle is 80 cm. what is the area of the square? \n" ); document.write( "
Algebra.Com's Answer #471747 by josgarithmetic(39618)\"\" \"About 
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Let y = length of one side of the square.\r
\n" ); document.write( "\n" ); document.write( "The square of side y cut into four equal rectangles:
\n" ); document.write( "If \"2y%2B2%28y%2F4%29=80\", then what is \"y%5E2\"?\r
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\n" ); document.write( "\n" ); document.write( "Steps, algebraic
\n" ); document.write( "\"%282%2B1%2F2%29y=80\"
\n" ); document.write( "\"%285%2F2%29y=80\"
\n" ); document.write( "\"y=%282%2F5%2980\"
\n" ); document.write( "\"highlight%28y=32%29\"\r
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\n" ); document.write( "\n" ); document.write( "Area of Square: \"y%2Ay=32%5E2=highlight%281024%29\" \"cm%5E2\"
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