Dandelin's theorem

Tema:Con

* 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 ?

Nous materials

Damped Trochoidal Curve
apec
Model sferyczny - sześcian-ośmiościan
Rose Curve
Random Polar Curve (3)

Descobriu materials

Angle and Parallel Line Task
Pgram w one pair of opposite sides parallel and congruent
Wolford.GeoGebra.Puzzle
10.2.2 #1104740 Correct
สามเหลี่ยมพีทาโกรัส

Descobriu Temes

Piràmide
Rectes
Mediana
Funció Tangent
Fraccions