document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=150266>Question 150266</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Such units refer to the diag of the screen, A 25 in t.v set also has a width of a 20 inches what is the height </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #110254 by </B><A HREF=/tutors/aboutme.mpl?userid=nerdybill><B>nerdybill(7384)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=nerdybill><IMG SRC=http://www.algebra.com/images/aboutme-small.gif BORDER=0 alt=\"About Me\" VALIGN=MIDDLE></A>&nbsp;<IMG SRC=http://www.algebra.com/cgi-bin/show-face.mpl?user=nerdybill><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=110254\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Such units refer to the diag of the screen, A 25 in t.v set also has a width of a 20 inches what is the height<BR>\n" );
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document.write( "The \"width\", \"height\", and \"diagonal\" edge of the TV forms a \"right triangle\".  Because of this, we can apply Pythagorean theorem:<BR>\n" );
document.write( "width^2 + height^2 = diagonal^2<BR>\n" );
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document.write( "Plugging in our given numbers:<BR>\n" );
document.write( "20^2 + height^2 = 25^2<BR>\n" );
document.write( "height^2 = 25^2 - 20^2<BR>\n" );
document.write( "height^2 = 625 - 400 <BR>\n" );
document.write( "height^2 = 225<BR>\n" );
document.write( "height = sqrt(225)<BR>\n" );
document.write( "height = 15 inches </SPAN>\n" );
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