document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=1086199>Question 1086199</A>: <I><SPAN STYLE=\"word-break: break-all;\"> in a cartesian coordinate system, the coordinates of a quadrilateral are (1,1), (0,8), (4,5), and (-3,4). what is area </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #700429 by </B><A HREF=/tutors/aboutme.mpl?userid=MathLover1><B>MathLover1(20849)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=MathLover1><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=MathLover1><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=700429\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> the coordinates of a quadrilateral are \r<BR>\n" );
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document.write( "(<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=1 ALIGN=MIDDLE  ALT=\"1\"   DISABLED_style= \"max-width:90%; height:auto;\" >,<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=1 ALIGN=MIDDLE  ALT=\"1\"   DISABLED_style= \"max-width:90%; height:auto;\" >), (<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=0 ALIGN=MIDDLE  ALT=\"0\"   DISABLED_style= \"max-width:90%; height:auto;\" >,<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=8 ALIGN=MIDDLE  ALT=\"8\"   DISABLED_style= \"max-width:90%; height:auto;\" >), (<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=4 ALIGN=MIDDLE  ALT=\"4\"   DISABLED_style= \"max-width:90%; height:auto;\" >,<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=5 ALIGN=MIDDLE  ALT=\"5\"   DISABLED_style= \"max-width:90%; height:auto;\" >), and (<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=-3 ALIGN=MIDDLE  ALT=\"-3\"   DISABLED_style= \"max-width:90%; height:auto;\" >,<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=4 ALIGN=MIDDLE  ALT=\"4\"   DISABLED_style= \"max-width:90%; height:auto;\" >)\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=drawing%28+600%2C+600%2C+-10%2C+10%2C+-10%2C+10%2C%0D%0A%0D%0Acircle%281%2C1%2C.12%29%2Ccircle%280%2C8%2C.12%29%2Ccircle%284%2C5%2C.12%29%2Ccircle%28-3%2C4%2C.12%29%2C%0D%0A%0D%0Alocate%281%2C1%2CA%281%2C1%29%29%2Clocate%280%2C8%2CB%280%2C8%29%29%2Clocate%284%2C5%2CC%284%2C5%29%29%2Clocate%28-3%2C4%2CD%28-3%2C4%29%29%2C%0D%0A%0D%0Agreen%28line%281%2C1%2C-3%2C4%29%29%2Cgreen%28line%281%2C1%2C4%2C5%29%29%2Cgreen%28line%280%2C8%2C4%2C5%29%29%2Cgreen%28line%280%2C8%2C-3%2C4%29%29%2C%0D%0A%0D%0A+graph%28+600%2C+600%2C+-10%2C+10%2C+-10%2C+10%2C+0%29%29+ ALIGN=MIDDLE   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( " to find the area, first find the length of sides which is equal to distance between points\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=AC=sqrt%28%284-1%29%5E2%2B%285-1%29%5E2%29=sqrt%289%2B16%29=sqrt%2825%29=5 ALIGN=MIDDLE  ALT=\"AC=sqrt%28%284-1%29%5E2%2B%285-1%29%5E2%29=sqrt%289%2B16%29=sqrt%2825%29=5\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=BC=sqrt%28%280-4%29%5E2%2B%288-5%29%5E2%29=sqrt%2816%2B9%29=sqrt%2825%29=5 ALIGN=MIDDLE  ALT=\"BC=sqrt%28%280-4%29%5E2%2B%288-5%29%5E2%29=sqrt%2816%2B9%29=sqrt%2825%29=5\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "both sides same; so, you have a square\r<BR>\n" );
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document.write( "and, the area is: <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=5%2A5=25 ALIGN=MIDDLE  ALT=\"5%2A5=25\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "  </SPAN>\n" );
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