document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=916415>Question 916415</A>: <I><SPAN STYLE=\"word-break: break-all;\"> I need to write a two column proof and prove that the diagonals of a rectangle have equal lengths. The given is FGHI is a rectangle. I do not know how many steps it involves or even where to begin. Is there a step process to figure this out? </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #556051 by </B><A HREF=/tutors/aboutme.mpl?userid=mananth><B>mananth(16946)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=mananth><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=mananth><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=556051\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> FGHI is a rectangle\r<BR>\n" );
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document.write( "In triangle FGH & triangle IHG\r<BR>\n" );
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document.write( "FG is congruent to HI ( opposite sides of rectangle)<BR>\n" );
document.write( "Angle FGH is = angle IHG = right angle ( angles of a rectangle)<BR>\n" );
document.write( "Side GH is common side\r<BR>\n" );
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document.write( "There fore triangle FGH is congruent to triangle IHG by (S A S test)\r<BR>\n" );
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document.write( "Therefore FH = IG\r<BR>\n" );
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document.write( "Hence proved\r<BR>\n" );
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