Copy of Dandelin's theorem

Autor:Zach, 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 ?

Nuevos recursos

General Polar Equation of Conics with Rotation
巧算長方形周界
ANGLE
גיליון אלקטרוני להעלאת נתוני בעיה ויצירת גרף בהתאם
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Bouncing Ball for Geometric Progression
Homework nov 29
ปริภูมิสามมิติ
sigmoid
projection

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Conjuntos
Logaritmo
Desviación Estándar
Gráfico Circular
Triángulos Isósceles