document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=419059>Question 419059</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Hi just need some help to make sure I am doing this problem correctly.\r<BR>\n" );
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document.write( "Using the Euler's formula to answer this question, a polyhedron has 16 vertices and 17 faces. How many edges does it have.\r<BR>\n" );
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document.write( "I was thinking 33 because the Eulers formula is vertices = edges- faces +2\r<BR>\n" );
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document.write( "so would I go  16 - 29 + 17 = 4  29 + 4 = 33\r<BR>\n" );
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document.write( "Did I do this correct?  :o) </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #293146 by </B><A HREF=/tutors/aboutme.mpl?userid=Theo><B>Theo(13342)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=Theo><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=Theo><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=293146\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Euler's formula states that:\r<BR>\n" );
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document.write( "V - E + F = 2\r<BR>\n" );
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document.write( "see the following reference:\r<BR>\n" );
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document.write( "<a  rel=nofollow HREF= \"http://www.math.osu.edu/~fiedorow/math655/Euler.html\" target = \"_blank\">http://www.math.osu.edu/~fiedorow/math655/Euler.html</a>\r<BR>\n" );
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document.write( "You have:\r<BR>\n" );
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document.write( "V = 16<BR>\n" );
document.write( "F = 17<BR>\n" );
document.write( "E = ?????\r<BR>\n" );
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document.write( "V - E + F = 2 becomes:\r<BR>\n" );
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document.write( "16 - E + 17 = 2\r<BR>\n" );
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document.write( "Add E to both sides of this equation and subtract 2 from both sides of this equation to get:\r<BR>\n" );
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document.write( "16 + 17 - 2 = E\r<BR>\n" );
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document.write( "Combine like terms to get:\r<BR>\n" );
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document.write( "31 = E\r<BR>\n" );
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document.write( "Number of edges should be equal to 31.\r<BR>\n" );
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document.write( " </SPAN>\n" );
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