Conic Section Showing an Hyperbola
Illustration showing the definition of an hyperbola as a conic section. “The section of a right circular cone made by a plane that cuts both nappes of the cone is a hyperbola.” A double right circular cone with a plane parallel to the axis cutting through the cones.
GalleriesConic Sections: Hyperbolas
G.A. Wentworth Plane And Solid Geometry (Boston: Ginn & Company, 1899) 458