Copy of Dandelin's theorem

作成者: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 ?

新しい教材

दुई-ओटा समुहको संयोजन (Union of two sets)
Special Solid Trace
The 3D Space
Limaçons
အခြေခံ data အခေါ်အဝေါ်များ

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שיקוף מגן דוד
Which quadrilaterals are parallelograms?
Calc152 Project
theorem for the side of square
Cursive v

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方程式
角柱
角錐
体積
ベクトル (２次元)