document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=466707>Question 466707</A>: <I><SPAN STYLE=\"word-break: break-all;\"> find the area of the quardilateral whose coordinates are (0,0),(3,0),(0,3),(7,5) </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #320010 by </B><A HREF=/tutors/aboutme.mpl?userid=Alan3354><B>Alan3354(69443)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=Alan3354><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=Alan3354><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=320010\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> find the area of the quardilateral whose coordinates are (0,0),(3,0),(0,3),(7,5)<BR>\n" );
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document.write( "Label the points A to D in order (0,0),(3,0),(7,5),(0,3)<BR>\n" );
document.write( "A B C D A<BR>\n" );
document.write( "0 3 7 0 0<BR>\n" );
document.write( "0 0 5 3 0<BR>\n" );
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document.write( "Add the upward diagonal products:<BR>\n" );
document.write( "0*3 + 0*7 + 5*0 + 3*0 = 0<BR>\n" );
document.write( "Add the downward diagonal products:<BR>\n" );
document.write( "0*0 + 3*5 + 7*3 + 0*0 = 36<BR>\n" );
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document.write( "Area = (36 - 0)/2<BR>\n" );
document.write( "Area = 18 sq units. </SPAN>\n" );
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