document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=500814>Question 500814</A>: <I><SPAN STYLE=\"word-break: break-all;\"> If the two arms of an angle are perpendicular to the two arms of another angle then prove that the two angles are either equal or supplementary?<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 #338298 by </B><A HREF=/tutors/aboutme.mpl?userid=cleomenius><B>cleomenius(959)</B></A><img src=\"/images/stars/stars-11.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=cleomenius><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=cleomenius><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=338298\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Two lines that form a right angle are perpendicular.<BR>\n" );
document.write( "By definition a right angle is 90 degrees.<BR>\n" );
document.write( "Since they are both 90 degrees they are equal.<BR>\n" );
document.write( "Two adjacent 90 degree angles form an 180 degree straight angle.<BR>\n" );
document.write( "Two angles that add to 180 degrees are supplementary.<BR>\n" );
document.write( "Therefore the angles are both, equal and supplementary.<BR>\n" );
document.write( "Cleomenius. </SPAN>\n" );
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