document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=1104010>Question 1104010</A>: <I><SPAN STYLE=\"word-break: break-all;\"> HI, I am having trouble with a few questions. Could you please help me?\r<BR>\n" );
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document.write( "1. MNOP is a rhombus. Find /_ MRN<BR>\n" );
document.write( "Note: this rhombus has 2 diagonals crossing through it. M and N are two corners of the Rhombus and r is the intersection between the two diagonals \r<BR>\n" );
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document.write( "2. The measure of the interior angles(sum) is given. Find the number of sides: <BR>\n" );
document.write( "900 degrees, 1980 degrees and 5400 degrees\r<BR>\n" );
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document.write( "I really do not get these questions and need help. Thank you so much!<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 #718717 by </B><A HREF=/tutors/aboutme.mpl?userid=Boreal><B>Boreal(15235)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=Boreal><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=Boreal><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=718717\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> The diagonals of a rhombus are perpendicular to each other.  MRN is 90 degrees.<BR>\n" );
document.write( "The sum of the interior angles of a polygon is (n-2)180, and this can be remembered by thinking of 3 sides, a triangle (180) and 4 sides (a square) of 360.<BR>\n" );
document.write( "(n-2)(180)=900<BR>\n" );
document.write( "n-2=5, n=7 sides<BR>\n" );
document.write( "1980 degrees=(n-2)180<BR>\n" );
document.write( "n-2=11, n=13 sides<BR>\n" );
document.write( "5400 degrees=(n-2)180<BR>\n" );
document.write( "n-2=30<BR>\n" );
document.write( "n=32 sides<BR>\n" );
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