document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=571359>Question 571359</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Hello there! This is a question I had on a test review worksheet, that i didn't quite understand. \r<BR>\n" );
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document.write( "\"Quadrilateral ABCD is a parallelogram. If adjacent angles are congruent, which statement must be true?\"\r<BR>\n" );
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document.write( "A: Quadrilateral ABCD is a square<BR>\n" );
document.write( "B: Quadrilateral ABCD is a rhombus<BR>\n" );
document.write( "C: Quadrilateral ABCD is a rectangle<BR>\n" );
document.write( "D: Quadrilateral ABCD is an isosceles trapezoid\r<BR>\n" );
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document.write( "I have eliminated \"B\" and \"D\", but I am unsure as to whether ABCD is square or rectangle. Could you kindly explain as to why it is either one?  </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #368058 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=368058\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> \"Quadrilateral ABCD is a parallelogram. If adjacent angles are congruent, which statement must be true?\" <BR>\n" );
document.write( "A: Quadrilateral ABCD is a square<BR>\n" );
document.write( "B: Quadrilateral ABCD is a rhombus<BR>\n" );
document.write( "C: Quadrilateral ABCD is a rectangle<BR>\n" );
document.write( "D: Quadrilateral ABCD is an isosceles trapezoid <BR>\n" );
document.write( "I have eliminated \"B\" and \"D\", but I am unsure as to whether ABCD is square or rectangle. Could you kindly explain as to why it is either one? <BR>\n" );
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document.write( "A parallelogram's sides can be of unequal lengths, so it is not necessarily a square.  That leaves rectangle.<BR>\n" );
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