document.write( "Question 145064: What is the length of a side of a square whose diagonal measures 4.24 ft? \n" ); document.write( "
Algebra.Com's Answer #105760 by nerdybill(7384)\"\" \"About 
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\n" ); document.write( "Draw a diagram!
\n" ); document.write( "From it, you'll see that the diagonal and two sides form a right triangle.\r
\n" ); document.write( "\n" ); document.write( "Let x = length of a side of the square
\n" ); document.write( "then
\n" ); document.write( "x^2 + x^2 = 4.24^2
\n" ); document.write( "2x^2 = 4.24^2
\n" ); document.write( "2x^2 = 17.9776
\n" ); document.write( "x^2 = 8.9888
\n" ); document.write( "x = 3 feet\r
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