document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=977937>Question 977937</A>: <I><SPAN STYLE=\"word-break: break-all;\"> The perimeter of a triangle is 186 m. Find the area if the interior angles are 50, 70, 60. </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #599449 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=599449\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> The perimeter of a triangle is 186 m. Find the area if the interior angles are 50, 70, 60.<BR>\n" );
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document.write( "Pick a length L for 1 of the sides, any positive number.<BR>\n" );
document.write( "Find the other 2 sides, then the perimeter P.<BR>\n" );
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document.write( "All triangles with these angles are similar, and P is directly related to the picked side length.<BR>\n" );
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document.write( "L = 10<BR>\n" );
document.write( "Perimeter =	33.57197472<BR>\n" );
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document.write( "Multiply L by 168/P<BR>\n" );
document.write( "a	55.40335354<BR>\n" );
document.write( "b	62.6343707<BR>\n" );
document.write( "c	67.96227419<BR>\n" );
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document.write( "Perimeter =	185.9999984<BR>\n" );
document.write( "Area = 	1630.43914<BR>\n" );
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document.write( "A small error due to round-off.<BR>\n" );
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