Dandelin's theorem in stereo

Onderwerp:Kegel

* 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 ?

Nieuw didactisch materiaal

The Red Chair
Intercepts in 3D
Untitled
畫三角形
Forming Similar Triangles

Ontdek materiaal

Self Discovery of the Sine Rule
Perimeter & Area (Practice)
Longitude and Latitude
Algebra Resources
BHRA Map

Ontdek onderwerpen

Machtsfuncties
Spiegeling
Toevalsvariabelen
Natuurlijke getallen
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