document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=1039913>Question 1039913</A>: <I><SPAN STYLE=\"word-break: break-all;\">  If a heptagon has an area of 130 in2, what is the measure of one side? </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #654682 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=654682\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\">  If a heptagon has an area of 130 in2, what is the measure of one side?<BR>\n" );
document.write( "-------<BR>\n" );
document.write( "If it's regular, all sides equal:<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=Area+=+ns%5E2%2Acot%28180%2Fn%29%2F4 ALIGN=MIDDLE  ALT=\"Area+=+ns%5E2%2Acot%28180%2Fn%29%2F4\"   DISABLED_style= \"max-width:90%; height:auto;\" > n = 7<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=130+=+7s%5E2%2Acot%28180%2F7%29%2F4 ALIGN=MIDDLE  ALT=\"130+=+7s%5E2%2Acot%28180%2F7%29%2F4\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "520/7 = s^2*cot(180/7)<BR>\n" );
document.write( "s^2 =~ 35.774<BR>\n" );
document.write( "s =~ 5.9811 inches </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );