document.write( "Question 778765: if a 42 inch television is 21 inches high how wide is the television Pythagorean theorem \n" ); document.write( "
Algebra.Com's Answer #474909 by stanbon(75887)\"\" \"About 
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if a 42 inch television is 21 inches high how wide is the television Pythagorean theorem
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\n" ); document.write( "42 inches is the length of the diagonal.
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\n" ); document.write( "Let the width = \"x\"
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\n" ); document.write( "Equation:
\n" ); document.write( "x^2 + 21^2 = 42^2
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\n" ); document.write( "x^2 = 1764 - 441
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\n" ); document.write( "x^2 = 1323
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\n" ); document.write( "width = x = 36.37 inches
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\n" ); document.write( "Cheers,
\n" ); document.write( "Stan H.
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