document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=1141316>Question 1141316</A>: <I><SPAN STYLE=\"word-break: break-all;\"> A farmer has fenced off a section of his land for a pigpen. The section of land can be described as a polygon with vertices W(7, 12), X(14,12), Y(17, 7), Z(2, 7) . if each unit represents one foot, what is the area of the pigpen? </SPAN>\n" );
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document.write( "The y values of W and X are the same, so WX is a horizontal segment; likewise for Y and Z.  So WXYZ is a trapezoid (opposite sides are parallel).<br><BR>\n" );
document.write( "The area of a trapezoid is the height, multiplied by the average of the two bases.<br><BR>\n" );
document.write( "The bases are WX and YZ; the height is the difference between the y coordinates of the two parallel sides.<br><BR>\n" );
document.write( "Plug in the numbers.... </SPAN>\n" );
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