document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=570511>Question 570511</A>: <I><SPAN STYLE=\"word-break: break-all;\"> How do you find the area of a triangle? </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #367772 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=367772\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Many different ways. The most common one is\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=\"/cgi-bin/rendertex.cgi?\LARGE A = \frac{1}{2}bh\"> (b = base, h = height)\r<BR>\n" );
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document.write( "For the next several formulas, denote\r<BR>\n" );
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document.write( "a,b,c = side lengths<BR>\n" );
document.write( "A,B,C = angles opposite from sides a,b,c<BR>\n" );
document.write( "s = semiperimeter (=(a+b+c)/2)<BR>\n" );
document.write( "r = inradius<BR>\n" );
document.write( "R = circumradius\r<BR>\n" );
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document.write( "Other area formulas you'll see are\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=\"/cgi-bin/rendertex.cgi?\LARGE A = \frac{1}{2}ab\sin C\">\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=\"/cgi-bin/rendertex.cgi?\LARGE A = \sqrt{s(s-a)(s-b)(s-c)}\"> (Heron's formula)\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=\"/cgi-bin/rendertex.cgi?\LARGE A = \frac{1}{2}|AB \times AC|\"> where AB and AC are the vectors from A to B and A to C respectively\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=\"/cgi-bin/rendertex.cgi?\LARGE A = rs\">\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=\"/cgi-bin/rendertex.cgi?\LARGE A = \frac{abc}{4R}\">\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=\"/cgi-bin/rendertex.cgi?\LARGE A = 2R^2 \sin A \sin B \sin C\"> (excuse my sloppy notation of using A twice...treat them as different variables) </SPAN>\n" );
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