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Demonstrations 1 - 20 of 42
A Concurrence Based on Ellipses through the Incenter
Dandelin Spheres for the Elliptic Case
Locus of Points Definition of an Ellipse, Hyperbola, Parabola, and Oval of Cassini
Cone, Tent, and Cylinder
Keplerian Orbital Elements
Blood Spatter Trigonometry
Stability of Polygons Inscribed in an Ellipse
Iteration Methods for Solving Kepler's Equation
Focus-Directrix Property of an Ellipse with Dandelin Spheres
Da Vinci's Construction of an Ellipse
Paper-Folding an Ellipse
Dandelin Spheres for an Ellipse
Reflections in an Elliptical Region
Five Points Determine a Conic Section
Area of an Ellipse
Conic Sections: Equations and Graphs
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