samedi 28 mars 2015

mercredi 25 mars 2015

3DCube in Pyramids(Geogebra 4.25 in html5)

http://dmentrard.free.fr/GEOGEBRA/Maths/export4.25/Cubeclate.html
Click on the picture to launch the ggb applet
or
follow this link




Illusion of 3D rotation with a 3Dcube (Geogebra4.25 in html)

What is the direction of rotation of this 3Drotating cube on one of its diagonals?
http://dmentrard.free.fr/GEOGEBRA/Maths/export4.25/Tournecube.html 
Click on th picture to launch the applet
or 
follow this link

jeudi 5 mars 2015