Proposition 4.

Auteur :Alla Stolyarevska

Proposition 4. The ratio of the distance between point M and the focus to the distance between point M and the directrix is equal to the eccentricity of the ellipse (a>b).

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Cartesian vs Polar
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Forum 2 43351 B CountIF
Inscribed Angles/Intersecting Arc
φ=f(x)
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Investigation Part 2
Drop Icosahedron Through Plane

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Allure de Courbe
Valeur Médiane
Rotation
Pyramide
Orthocentre