vendredi 28 mars 2014

3D stellar dodecaedron

http://www.geogebratube.org/material/show/id/101096
Click on the picture to launch the applet
Click and move mouse for 3Drotation

mercredi 26 mars 2014

3D decomposition of the dodecaedra(Geogebra4.2)

http://www.geogebratube.org/material/show/id/99914
Click on the picture to launch the ggb applet
Click mouse and mouve mouse  for 3Drotation(true 3D)

Arc,chord and sagitta in circle(primary school)

http://www.geogebratube.org/material/show/id/99887
Click on the picture to launch the applet
 

mardi 18 mars 2014

Volume of 3Dsolid( Pappus theorem)

http://www.geogebratube.org/material/show/id/97346
Click on the picture to launch the Geogebra applet
 

dimanche 9 mars 2014

3D net of the cube and dice

http://www.geogebratube.org/material/show/id/29775http://dmentrard.free.fr/GEOGEBRA/Maths/Espace/3.247/patrondeMD.html
Click on  pictures to launch the Geogebra applets
 


samedi 8 mars 2014

Do not work harder, work better.


3D net of tetraedre with Geogebra4.2

Beginning of a serie of 3D net
http://ggbtu.be/mjsEMwr4K
Click on the picture to launch the Geogebra applet
Click on mouse and move for rotation, open or close
with sliders

mardi 4 mars 2014

The 3D sphere triangulated with Geogebra4.2

http://ggbtu.be/mpq3HBc6R
Click on the picture to launch the Geogebra applet

Moire effects by rotation

http://ggbtu.be/mhYgSg2lb
Click on the picture to launch the Geogebra applet
 

Random patterns

http://ggbtu.be/mG2vRxEnd
Click on the picture to launch the geogebra applet