document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=1010928>Question 1010928</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Given: AB||DC<BR>\n" );
document.write( "AD||BC<BR>\n" );
document.write( "Prove: angle A and angle B are supplementary  </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #627255 by </B><A HREF=/tutors/aboutme.mpl?userid=ikleyn><B>ikleyn(52866)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=ikleyn><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=ikleyn><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=627255\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> .<BR>\n" );
document.write( "Given: AB||DC<BR>\n" );
document.write( "AD||BC<BR>\n" );
document.write( "Prove: angle A and angle B are supplementary <BR>\n" );
document.write( "-------------------------------------------------\r<BR>\n" );
document.write( "<BR>\n" );
document.write( "\n" );
document.write( "Angle A and angle B are supplementary as they are interior angles on the same side at <BR>\n" );
document.write( "two parallel lines AD and BC and the transverse AB.\r<BR>\n" );
document.write( "<BR>\n" );
document.write( "\n" );
document.write( "See the lesson &nbsp;<A  rel=nofollow HREF=http://www.algebra.com/algebra/homework/Angles/Parallel-lines.lesson>Parallel lines</A>&nbsp; in this site, &nbsp;<U>Parallel transversal theorem</U>. \r<BR>\n" );
document.write( "<BR>\n" );
document.write( "\n" );
document.write( " </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );