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http://mathforum.org/kb/thread.jspa?messageID=9235444&tstart=0#9235444
make either 3 modules, or two modules of the six "nonzero thickness [regular] tetragona

GooglpleX "nnettikkett]]>Aug 25, 2013 3:55:05 PMAug 25, 2013 3:55:05 PMSpace998@hotmail.com0Re: do you know geometry?
http://mathforum.org/kb/thread.jspa?messageID=9235257&tstart=0#9235257
be made bifold rotational, simply using any edge as the center of work; there is also a]]>Aug 25, 2013 12:44:03 AMAug 25, 2013 12:44:03 AMSpace998@hotmail.com0Re: do you know geometry?
http://mathforum.org/kb/thread.jspa?messageID=9235256&tstart=0#9235256
that using zero-thickness tetragona (skwares) leaves a bit to be desired, especially since this exercise shows some of]]>Aug 25, 2013 12:35:43 AMAug 25, 2013 12:35:43 AMSpace998@hotmail.com1Re: do you know geometry?
http://mathforum.org/kb/thread.jspa?messageID=9230962&tstart=0#9230962
regards

tommy1729 ]]>Aug 23, 2013 3:39:01 PMAug 23, 2013 3:39:01 PMtommy1729_0Re: do you know geometry?
http://mathforum.org/kb/thread.jspa?messageID=9230889&tstart=0#9230889
fold it either way. also, all of the dealtahedra can be made with that bifold symmetry -- including the]]>Aug 23, 2013 1:55:01 PMAug 23, 2013 1:55:01 PMSpace998@hotmail.com1Re: do you know geometry?
http://mathforum.org/kb/thread.jspa?messageID=9230611&tstart=0#9230611
> > > Start with a sheet of stiff paper,]]>Aug 23, 2013 3:13:19 AMAug 23, 2013 3:13:19 AMmarsh@panix.com2Re: do you know geometry?
http://mathforum.org/kb/thread.jspa?messageID=9230365&tstart=0#9230365
you make six 4x4 tetragoa from a piece of 2x4 lumber; what is simplest way to attach them]]>Aug 22, 2013 4:24:48 PMAug 22, 2013 4:24:48 PMSpace998@hotmail.com2Re: do you know geometry?
http://mathforum.org/kb/thread.jspa?messageID=9230284&tstart=0#9230284
e0b00997ed80@googlegroups.com:

>]]>Aug 22, 2013 1:28:12 PMAug 22, 2013 1:28:12 PMgoddardbe@netscape.net6do you know geometry?
http://mathforum.org/kb/thread.jspa?messageID=9230258&tstart=0#9230258
Draw an outline of a shape, such that when cut out with scissors, it will fold into a]]>Aug 22, 2013 12:32:13 PMAug 22, 2013 12:32:13 PMr_delaney2001@yahoo.com8