Copia de Dandelin's theorem in stereo

Auteur :Lorenzo Cubeles Blasco, Mathieu Blossier

* Move points A and B to change section of the cone * Spheres are tangent to the plane and to the cone * Move point P on the conic * When the conic is an ellipse, why is MP+PH constant ?

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רישום חופשי
Perimeter of a Rectangle with Unknown Sides
Tangent Plane to a Sphere
ANGLE

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CPM 1-52 Graph
Unit circle: sin-graph
Graph Paper
cube extrude14

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Fonctions Affines
Matrices
Angles
Congruence
Parallélogramme