document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=1132427>Question 1132427</A>: <I><SPAN STYLE=\"word-break: break-all;\"> An isosceles triangle has a vertical angle of 120 degree and a base 40cm.<BR>\n" );
document.write( "What will be the length of it's altitude. </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #749461 by </B><A HREF=/tutors/aboutme.mpl?userid=Alan3354><B>Alan3354(69443)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=Alan3354><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=Alan3354><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=749461\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> An isosceles triangle has a vertical angle of 120 degree and a base 40cm.<BR>\n" );
document.write( "What will be the length of it's altitude.<BR>\n" );
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document.write( "Each \"base angle\" is 30 degs.<BR>\n" );
document.write( "h = altitude<BR>\n" );
document.write( "tan(30) = h/(base/2) = h/20 = sqrt(3)/3<BR>\n" );
document.write( "h = 20*sqrt(3)/3 cm<BR>\n" );
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document.write( "it's = it is<BR>\n" );
document.write( " </SPAN>\n" );
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