document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=197033>Question 197033</A>: <I><SPAN STYLE=\"word-break: break-all;\"> what is the exact value of cos120 degreees? </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #147703 by </B><A HREF=/tutors/aboutme.mpl?userid=anantha><B>anantha(86)</B></A><img src=\"/images/stars/stars-08.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=anantha><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/images/nopicture.jpg><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=147703\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> sol:<BR>\n" );
document.write( "cos120=cos(180-60)<BR>\n" );
document.write( "      =-cos(60)  (i.e;cos(180-thita)= -cos(thita))<BR>\n" );
document.write( "      =- 1/2 (cos60=1/2)<BR>\n" );
document.write( "      =-0.5 </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );