document.write( "Question 807057: A 15-inch television has a screen that is 9 inches high. How wide is the screen? \n" ); document.write( "
Algebra.Com's Answer #486174 by wilft1(217)\"\" \"About 
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this can be solved using pathagorias theorm\r
\n" ); document.write( "\n" ); document.write( "a^2 + b^2 = c^2\r
\n" ); document.write( "\n" ); document.write( "9^2 + b^2 = 15^2
\n" ); document.write( "81 + b^2 = 225
\n" ); document.write( "subtract 81 from both sides
\n" ); document.write( "b^2 = 144\r
\n" ); document.write( "\n" ); document.write( "square root of 144 is 12
\n" ); document.write( "so your screen is 12 inches wide and 9 inches high with a diagonal of 15 inches
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