Copy of Dandelin's theorem

Author:Jefferson Peruzzo, Mathieu Blossier, Gabriel Neves

* 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 ?

New Resources

The Geometry of the Coefficients of a Quadratic Function
רישום חופשי
Random Polar Curve (1)
Tracing an Ellipse Using Two Circles
Untitled

Discover Resources

MA B: F13, Exempel 1a
Копия The rate of change of a shadow
Free Form Triangle
Height Comparison boxplot
G.3.7 Practice Problems

Discover Topics

Fractions
Logarithm
Secant Line or Secant
Quadratic Functions
Similarity Transformation or Similarity