document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=880223>Question 880223</A>: <I><SPAN STYLE=\"word-break: break-all;\"> I am finding the area of a regular 24-gon with a side length of 10 inches. I just dont know how to set it up </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #531285 by </B><A HREF=/tutors/aboutme.mpl?userid=rothauserc><B>rothauserc(4718)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=rothauserc><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=rothauserc><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=531285\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> The area of a regular polygon given the length of one side is<BR>\n" );
document.write( "Area = (S^2 * N) / (4 * tan(180/N))  where S is length of one side, N is number of sides<BR>\n" );
document.write( "Area = (10^2 * 24) / (4 * tan(180 / 24))<BR>\n" );
document.write( "Area = 4557.452467635 square inches<BR>\n" );
document.write( "to see how the formula is derived, divide the 24-gon into 24 isosceles triangles and calculate the height of one, then calculate the area of one and multiply by 24.<BR>\n" );
document.write( "    </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );