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Forum URL: http://www.cut-the-knot.org/cgi-bin/dcforum/forumctk.cgi
Forum Name: College math
Topic ID: 660
Message ID: 11
#11, RE: Simple Area Facts In Parallelogram And Quadrilateral
Posted by alexb on Dec-04-07 at 09:40 AM
In response to message #10
Thank you.