document.write( "Question 670848: A TELIVISION HAS A 20 INCH DIAGONAL SCREEN AND A 12 INCH HEIGHT . WHAT IS THE LENGH OF THE TELEVISION? \n" ); document.write( "
Algebra.Com's Answer #417147 by swincher4391(1107)\"\" \"About 
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Pythagorean Theorem\r
\n" ); document.write( "\n" ); document.write( "x^2 + 12^2 = 20^2\r
\n" ); document.write( "\n" ); document.write( "x^2 + 144 = 400\r
\n" ); document.write( "\n" ); document.write( "x^2 = 400 -144\r
\n" ); document.write( "\n" ); document.write( "x^2 = 256\r
\n" ); document.write( "\n" ); document.write( "x = 16 inches
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