document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=835833>Question 835833</A>: <I><SPAN STYLE=\"word-break: break-all;\"> If the ratio of three sides of a triangle is a:b:c =7:8:9 then show that cos A:cosB:cosC= 14:11:6 </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #503790 by </B><A HREF=/tutors/aboutme.mpl?userid=richard1234><B>richard1234(7193)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=richard1234><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=richard1234><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=503790\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Assume that the side lengths of the triangle are a = 7, b = 8, c = 9. Apply law of cosines three times on each of the angles, and you're done. </SPAN>\n" );
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