Conjugate Diameters of an Ellipse
Illustration showing that if one diameter is conjugate to a second, the second is conjugate to the first.
Keywordsellipse, oval, ellipses, ovals, conic sections, section, radius, focus, center, diameter, foci, chords, major axis, minor axis, focal chord, focal radii, conjugate diameters
GalleriesConic Sections: Ellipses
G.A. Wentworth Plane And Solid Geometry (Boston: Ginn & Company, 1899) 439