document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=388798>Question 388798</A>: <I><SPAN STYLE=\"word-break: break-all;\"> find the number of diagonals that can be drawn by joining the vertices of a nonagon </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #275209 by </B><A HREF=/tutors/aboutme.mpl?userid=robertb><B>robertb(5830)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=robertb><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=robertb><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=275209\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> The formula is <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=d+=+%28n%28n-3%29%29%2F2 ALIGN=MIDDLE  ALT=\"d+=+%28n%28n-3%29%29%2F2\"   DISABLED_style= \"max-width:90%; height:auto;\" >.  Then the number of diagonals that can drawn by joining the vertices of a nonagon (9-gon) is 9*6/2 = 54/2 = 27. </SPAN>\n" );
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