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Nautile spiral
Auteur :
Christian Mercat
Thème :
Angles
,
Courbes Paramétriques
Here is a
very nice picture
of a nautile. A logaritmic spiral does fit its growth to a very nice precision (in blue), but it is NOT a golden spiral (in red).
GeoGebra
Nouvelles ressources
Graphical solution of ax² + bx + c = k
z`]]
Triangle Flexer
Graph of y = a(x − h)² + k
Sketching Vector Function (1)
Découvrir des ressources
Laurynecivil5
Test
harmonic conjugacy
Unit Circle and Sine Graph
Projective Conics
Découvrir des Thèmes
Pyramide
Loi Binomiale
Aire
Fonctions Affines
Sphère