User Profile

User Profile

Alain Rousseau

Total Videos: 41

Vidéos musicales décrivant la construction de figures géométriques avec le logiciel GeoGebra.

Réglages de GeoGebra

Uploaded: December 8, 2013 Views: 67

Découpage d'un quadrilatère en 4 parts égales

Uploaded: November 24, 2013 Views: 34

L'homme de Vitruve

Uploaded: November 17, 2013 Views: 48

figure 4 : le rectangle d'or

Uploaded: November 17, 2013 Views: 10

figure 3 : construction d'une perpendiculaire

Uploaded: November 15, 2013 Views: 8

Le pentagone régulier facile

Uploaded: October 31, 2012 Views: 25

figure 11 : cercle circonscrit

Uploaded: February 12, 2012 Views: 7

Diagramme de Voronoï

Uploaded: November 8, 2011 Views: 6

Engrenage pour cardioïde

Uploaded: November 5, 2011 Views: 4

Astroïde

Uploaded: November 2, 2011 Views: 4

Moteur cardioïde

Uploaded: November 1, 2011 Views: 2

Triangle équilatéral

Uploaded: November 1, 2011 Views: 12

Mécanisme pour lemniscate n°3

Uploaded: November 1, 2011 Views: 5

Octacar le robot

Uploaded: October 31, 2011 Views: 4

Une poignée d'octogones

Uploaded: October 30, 2011 Views: 4

Du carré à l'octogone

Uploaded: October 29, 2011 Views: 3

Dissection de Dudeney

Uploaded: October 29, 2011 Views: 24

Hexagone articulé

Uploaded: October 28, 2011 Views: 2

Mécanisme pour lemniscate n°2

Uploaded: October 28, 2011 Views: 5

Mécanisme pour lemniscate

Uploaded: October 28, 2011 Views: 37

Mécanisme pour cardioïde

Uploaded: October 27, 2011 Views: 2

figure 3

Uploaded: October 24, 2011 Views: 1

figure 9 : coupole ovale au tiers

Uploaded: May 27, 2011 Views: 3

Hommage à Chapi Chapo

Uploaded: May 23, 2011 Views: 6

Pentagone de Dürer

Uploaded: May 22, 2011 Views: 32

Construction d'une rose des vents

Uploaded: May 8, 2011 Views: 86

Figure 2 : cercle inscrit dans un triangle isocèle

Uploaded: May 5, 2011 Views: 59

La roue magique 1

Uploaded: April 30, 2011 Views: 183

Roue 1

Uploaded: April 28, 2011 Views: 45

Le milieu d'un segment, vu par Lorenzo Masheroni

Uploaded: April 27, 2011 Views: 2

算額 (sangaku) n°1

Uploaded: April 27, 2011 Views: 51

12 points d'un cercle

Uploaded: April 26, 2011 Views: 97

Quelques cercles suffisent... suite

Uploaded: April 25, 2011 Views: 80

Quelques cercles suffisent...

Uploaded: April 24, 2011 Views: 125

Le carré, vu par Lorenzo Mascheroni

Uploaded: April 23, 2011 Views: 1

Le pentagone régulier (4)

Uploaded: April 22, 2011 Views: 269

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