document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=599144>Question 599144</A>: <I><SPAN STYLE=\"word-break: break-all;\"> For which polygon is the following property satisfied?<BR>\n" );
document.write( "Interior angles are right angles. <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 #378847 by </B><A HREF=/tutors/aboutme.mpl?userid=jim_thompson5910><B>jim_thompson5910(35256)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=jim_thompson5910><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/images/nopicture.jpg><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=378847\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> We know that if a polygon has 'n' sides, then the measure of each exterior angle is 360/n degrees.\r<BR>\n" );
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document.write( "But each exterior and corresponding interior angle are supplementary. So \r<BR>\n" );
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document.write( "90 + 360/n = 180\r<BR>\n" );
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document.write( "Solve for n:\r<BR>\n" );
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document.write( "90 + 360/n = 180\r<BR>\n" );
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document.write( "90n + 360 = 180n\r<BR>\n" );
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document.write( "360 = 180n-90n\r<BR>\n" );
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document.write( "360 = 90n\r<BR>\n" );
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document.write( "360/90 = n\r<BR>\n" );
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document.write( "4 = n\r<BR>\n" );
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document.write( "n = 4\r<BR>\n" );
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document.write( "So there are 4 right angles and 4 sides.\r<BR>\n" );
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document.write( "So this polygon is a rectangle. </SPAN>\n" );
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