Cópia de Dandelin's theorem

Autor:Eliesio A. Silva, 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 ?

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Regular Polygons and Equivalent Triangles
Perimeter of Rectangle

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Triangle Inequality Exploration
Bisecting a segment
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การแยกตัวประกอบของพหุนามดีกรีสอง
Economic Regions: MFC, MVP

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Circunferencia inscrita
Números Reales
Seno
Exponente
Estadística

C&oacute;pia de Dandelin's theorem

Nuevos recursos

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Cópia de Dandelin's theorem