# Cone With Regular Polygon Inscribed and Circumscribed About

## Description

Illustration of a pyramid and with a regular polygon inscribed in and circumscribed about a cone. "If a pyramid whose base is a regular polygon is inscribed in or circumscribed about a circular cone, and if the number of sides of the base of the pyramid is indefinitely increased, the volume of the cone is the limit of the volume of the pyramid, and the lateral area of the cone is the limit of the lateral area of the pyramid."

## Keywords

circumscribed, cone, cones, frustum, geometric solid, inscribed, lateral area, polygon, Regular, solids, volume

## Galleries

## Source:

G.A. Wentworth *Plane And Solid Geometry* (Boston: Ginn & Company, 1899) 347

Courtesy the private collection of Roy Winkelman