document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=163652>Question 163652</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Directions:Tell whether the line throught the given points are parellel,penpendicular,or niether . Justify your answer . \r<BR>\n" );
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document.write( "Line 1: (1,0)(7,4)<BR>\n" );
document.write( "Line 2: (7,0)(3,6)\r<BR>\n" );
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document.write( "*Now my question is how do you know if it is one of the three lines .(Perpendicular,Parellel,or niether).And How can I justify it ?? </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #120556 by </B><A HREF=/tutors/aboutme.mpl?userid=Fombitz><B>Fombitz(32388)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=Fombitz><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=Fombitz><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=120556\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> You need to calculate the slope for both lines and compare.<BR>\n" );
document.write( "Parallel lines have identical slopes <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=m%5B1%5D=m%5B2%5D ALIGN=MIDDLE  ALT=\"m%5B1%5D=m%5B2%5D\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "Perpendicular lines have slopes that are negative reciprocals <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=m%5B1%5D%2Am%5B2%5D=-1 ALIGN=MIDDLE  ALT=\"m%5B1%5D%2Am%5B2%5D=-1\"   DISABLED_style= \"max-width:90%; height:auto;\" >.<BR>\n" );
document.write( "If it meets neither of these, then it fits the neither category.<BR>\n" );
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document.write( "First calculate the slopes,<BR>\n" );
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document.write( "Looks like they're perpendicular because,<BR>\n" );
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document.write( "of<BR>\n" );
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document.write( "You can graph the points connect them with lines and check to verify your answer.<BR>\n" );
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