document.write( "Question 289072: What is the length of the diagonal of a square with area 40.5 square inches \n" ); document.write( "
Algebra.Com's Answer #209420 by stanbon(75887)\"\" \"About 
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What is the length of the diagonal of a square with area 40.5 square inches
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\n" ); document.write( "side^2 = 40.5
\n" ); document.write( "side = sqrt(40.5)
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\n" ); document.write( "Use Pythagoras
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\n" ); document.write( "diagonal = sqrt(side^2 + side^2)
\n" ); document.write( "d = sqrt(40.5 + 40.5)
\n" ); document.write( "d = sqrt(2(40.5))
\n" ); document.write( "d = sqrt(81)
\n" ); document.write( "d = 9 inches
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\n" ); document.write( "cheers,
\n" ); document.write( "Stan H.
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