Dandelin's theorem in stereo

Thème :Cône

* 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 ?

Nouvelles ressources

apec
Building Figures with Set Areas
Parallelogram Anatomy
Building Triangles with Set Areas
Building Parallelograms with Set Areas

Découvrir des ressources

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Notes 4/18/16
square
Parallel and skew lines
Graphing to the ISS

Découvrir des Thèmes

Triangles Equilatéraux
Limites
Intersection
Soustraction
Symétrie