document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=486570>Question 486570</A>: <I><SPAN STYLE=\"word-break: break-all;\"> A regular polygon has n equal sides and n equal angles. The measure a of an interior angle in degrees is given by the following equation.<BR>\n" );
document.write( "a = 180(1 - 2/n)\r<BR>\n" );
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document.write( "Solve for n.<BR>\n" );
document.write( "n =\r<BR>\n" );
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document.write( "How many sides does the outdoor bandstand shown below have if the performance platform is a regular polygon with interior angles measuring 120°?\r<BR>\n" );
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document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #332726 by </B><A HREF=/tutors/aboutme.mpl?userid=Tatiana_Stebko><B>Tatiana_Stebko(1539)</B></A><img src=\"/images/stars/stars-12.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=Tatiana_Stebko><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=Tatiana_Stebko><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=332726\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=a+=+180%281+-+2%2Fn%29 ALIGN=MIDDLE  ALT=\"a+=+180%281+-+2%2Fn%29\"   DISABLED_style= \"max-width:90%; height:auto;\" > divide by 180<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=a%2F180=1-2%2Fn ALIGN=MIDDLE  ALT=\"a%2F180=1-2%2Fn\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=2%2Fn=1-a%2F180 ALIGN=MIDDLE  ALT=\"2%2Fn=1-a%2F180\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=2%2Fn=%28180-a%29%2F180 ALIGN=MIDDLE  ALT=\"2%2Fn=%28180-a%29%2F180\"   DISABLED_style= \"max-width:90%; height:auto;\" >divide by 2<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=1%2Fn=%28180-a%29%2F360 ALIGN=MIDDLE  ALT=\"1%2Fn=%28180-a%29%2F360\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=n=360%2F%28180-a%29 ALIGN=MIDDLE  ALT=\"n=360%2F%28180-a%29\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( ".\r<BR>\n" );
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document.write( "How many sides does the outdoor bandstand shown below have if the performance platform is a regular polygon with interior angles measuring 120°?<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=n=360%2F%28180-120%29 ALIGN=MIDDLE  ALT=\"n=360%2F%28180-120%29\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=n=360%2F60=6 ALIGN=MIDDLE  ALT=\"n=360%2F60=6\"   DISABLED_style= \"max-width:90%; height:auto;\" >sides </SPAN>\n" );
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