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List of forum topicsenRe: Geometry #21
http://mathforum.org/kb/thread.jspa?messageID=7530882&tstart=0#7530882
The diagonals of a quadrilateral are congruent but do not bisect eac other. The quadrilateral is:

Iso]]>Aug 22, 2011 1:57:38 PMAug 22, 2011 1:57:38 PMbobbi@alumni.nd.edu0Re: Geometry #21
http://mathforum.org/kb/thread.jspa?messageID=7523983&tstart=0#7523983
Aug 20, 2011 1:41:44 PMAug 20, 2011 1:41:44 PMadelphi02@aol.com0Re: Geometry #21
http://mathforum.org/kb/thread.jspa?messageID=7523797&tstart=0#7523797
different states consider a parallelogram and trapezoid ... and I]]>Aug 19, 2011 11:57:40 PMAug 19, 2011 11:57:40 PMgWilkie@highlands.com0RE: Geometry #21
http://mathforum.org/kb/thread.jspa?messageID=7523248&tstart=0#7523248
This discussion is precisely why I am alarmed about the new Core. At the high school level I really don't see much in the way of what I am]]>Aug 19, 2011 6:53:04 AMAug 19, 2011 6:53:04 AMepupko2@hotmail.com1Re: Geometry #21
http://mathforum.org/kb/thread.jspa?messageID=7523068&tstart=0#7523068
of sides is parallel. But we do not expect that level of analysis]]>Aug 18, 2011 9:30:27 PMAug 18, 2011 9:30:27 PMJonathan Halabi1Re: Geometry #21
http://mathforum.org/kb/thread.jspa?messageID=7523059&tstart=0#7523059
outside of NY ...

There is also some disagreement on the allowed]]>Aug 18, 2011 9:11:05 PMAug 18, 2011 9:11:05 PMgWilkie@highlands.com2Re: Geometry #21
http://mathforum.org/kb/thread.jspa?messageID=7523040&tstart=0#7523040
Agreed...I see what you're saying now... You would have preferred the question said The quadrilateral could be and then the choices. Liz]]>Aug 18, 2011 7:30:47 PMAug 18, 2011 7:30:47 PMElizWaite@aol.com3Re: Geometry #21
http://mathforum.org/kb/thread.jspa?messageID=7522980&tstart=0#7522980
issue. It is, rather, a quality issue.

I am concerned that this is]]>Aug 18, 2011 4:44:58 PMAug 18, 2011 4:44:58 PMJonathan Halabi4Re: Geometry #21
http://mathforum.org/kb/thread.jspa?messageID=7522961&tstart=0#7522961
]]>Aug 18, 2011 3:42:33 PMAug 18, 2011 3:42:33 PMlboyce@pbcschools.org5Re: Geometry #21
http://mathforum.org/kb/thread.jspa?messageID=7522904&tstart=0#7522904
I remember the back-and-forth of a few years ago that you mention because]]>Aug 18, 2011 1:06:46 PMAug 18, 2011 1:06:46 PMbobbi@alumni.nd.edu2