document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=933840>Question 933840</A>: <I><SPAN STYLE=\"word-break: break-all;\"> I've read this section of the chapter over and over again and I can't figure out exactly how I'm suppose to explain each of the situations?(Please Help!!!)\r<BR>\n" );
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document.write( "While building the frame for a new door, you measure<BR>\n" );
document.write( "to determine if the frame is a rectangle. For<BR>\n" );
document.write( "each of the following situations, explain whether<BR>\n" );
document.write( "you can conclude the frame is a rectangle.\r<BR>\n" );
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document.write( "a. You measure and find opposite sides are the<BR>\n" );
document.write( "same length.\r<BR>\n" );
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document.write( "b. You measure and determine both diagonals are<BR>\n" );
document.write( "the same length.\r<BR>\n" );
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document.write( "c. You measure one angle and determine it is a right angle. </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #567064 by </B><A HREF=/tutors/aboutme.mpl?userid=KMST><B>KMST(5328)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=KMST><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=KMST><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=567064\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Let's look at your choices:<BR>\n" );
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document.write( "a. You measure and find opposite sides are the<BR>\n" );
document.write( "same length.<BR>\n" );
document.write( "The frame may look like this: <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=drawing%28200%2C300%2C-22.5%2C22.5%2C-5%2C85%2C%0D%0Aline%28-20%2C0%2C12%2C0%29%2Cline%28-12%2C80%2C20%2C80%29%2C%0D%0Aline%28-20%2C0%2C-12%2C80%29%2Cline%2812%2C0%2C20%2C80%29%2C%0D%0Agreen%28line%28-20%2C0%2C20%2C80%29%29%2Cgreen%28line%2812%2C0%2C-12%2C80%29%29%0D%0A%29 ALIGN=MIDDLE   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "The opposite sides are the same length,<BR>\n" );
document.write( "and that makes it a parallelogram,<BR>\n" );
document.write( "but it is not a rectangle.<BR>\n" );
document.write( "and the green diagonals are not the same length<BR>\n" );
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document.write( "c. You measure one angle and determine it is a right angle.<BR>\n" );
document.write( "The frame may look like this: <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=drawing%28200%2C300%2C-22.5%2C22.5%2C-5%2C85%2C%0D%0Aline%28-20%2C0%2C20%2C0%29%2Cline%28-12%2C80%2C20%2C75%29%2C%0D%0Aline%28-20%2C0%2C-12%2C80%29%2Cline%2820%2C0%2C20%2C75%29%2C%0D%0Arectangle%2820%2C0%2C18%2C2%29%0D%0A%29 ALIGN=MIDDLE   DISABLED_style= \"max-width:90%; height:auto;\" > You have one right angle, just one,<BR>\n" );
document.write( "but nothing matches; the angles and the sides, all have different measures.<BR>\n" );
document.write( "That is not a rectangle.<BR>\n" );
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document.write( "b. You measure and determine both diagonals are<BR>\n" );
document.write( "the same length.<BR>\n" );
document.write( "The frame may look like this: <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=drawing%28200%2C300%2C-22.5%2C22.5%2C-5%2C85%2C%0D%0Aline%28-16%2C0%2C16%2C0%29%2Cline%28-16%2C80%2C16%2C80%29%2C%0D%0Aline%28-16%2C0%2C-16%2C80%29%2Cline%2816%2C0%2C16%2C80%29%2C%0D%0Agreen%28line%28-16%2C0%2C16%2C80%29%29%2Cgreen%28line%2816%2C0%2C-16%2C80%29%29%2C%0D%0Alocate%28-18%2C0%2CA%29%2Clocate%28-18%2C83%2CB%29%2C%0D%0Alocate%2816.5%2C0%2CD%29%2Clocate%2816.5%2C83%2CC%29%0D%0A%29 ALIGN=MIDDLE   DISABLED_style= \"max-width:90%; height:auto;\" > This is a rectangle.<BR>\n" );
document.write( "The book may say that if the diagonals are congruent, and bisect each other, it is a rectangle.<BR>\n" );
document.write( "The book may say that if it is a parallelogram, and the diagonals are congruent, it is a rectangle.<BR>\n" );
document.write( "However, what about this frame?<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=drawing%28200%2C300%2C-22.5%2C22.5%2C-5%2C85%2C%0D%0Aline%28-22%2C0%2C22%2C0%29%2Cline%28-16%2C80%2C16%2C80%29%2C%0D%0Aline%28-22%2C0%2C-16%2C80%29%2Cline%2822%2C0%2C16%2C80%29%2C%0D%0Agreen%28line%28-22%2C0%2C16%2C80%29%29%2Cgreen%28line%2822%2C0%2C-16%2C80%29%29%2C%0D%0Alocate%28-22.5%2C0%2CA%29%2Clocate%28-18%2C83%2CB%29%2C%0D%0Alocate%2821.5%2C0%2CD%29%2Clocate%2816.5%2C83%2CC%29%0D%0A%29 ALIGN=MIDDLE   DISABLED_style= \"max-width:90%; height:auto;\" > The diagonals are the same length, but is it a rectangle?<BR>\n" );
document.write( "The diagonals are the same length, but they do not cross at their midpoints (they do not bisect each other).<BR>\n" );
document.write( "In the US, that is called an isosceles trapezoid. </SPAN>\n" );
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