 | Arthur Schultze, Frank Louis Sevenoak - Geometry - 1901 - 394 pages
...generated by a right triangle revolving about one of its arms as an axis. 650. DEF. The altitude of a cone is the perpendicular distance from the vertex to the plane of the base. 651. DBF. Similar cones of revolution are cones generated by the revolution of similar right triangles... | |
 | Arthur Schultze, Frank Louis Sevenoak - Geometry - 1902 - 394 pages
...generated by a right triangle revolving about one of its arms as an axis. 650. DEF. The altitude of a cone is the perpendicular distance from the vertex to the plane of the base. 651. DEF. Similar cones of revolution are cones generated by the revolution of similar right triangles... | |
 | Samuel Wesley Baird - Arithmetic - 1901 - 388 pages
...more triangles meeting at a common point called its vertex. 723. The Altitude of a pyramid or cone is the perpendicular distance from the vertex to the plane of the base. PYRAMID CONE 724. The Slant Height of a Pyramid is the perpendicular distance from the vertex to any... | |
 | Thomas Franklin Holgate - Geometry - 1901 - 462 pages
...the base drawn from its centre, the cone is called a right circular cone. 566. The altitude of a cone is the perpendicular distance from the vertex to the plane of the base. 567. The slant height of a right circular cone is the length of an element of the lateral surface.... | |
 | George Edward Atwood - Arithmetic - 1902 - 168 pages
...and whose surface tapers uniformly to a point called the vertex. The Altitude of a pyramid or cone is the perpendicular distance from the vertex to the plane of the base. The lateral surface of a pyramid or cone is the product of the perimeter of the base and half the slant... | |
 | John Williston Cook, Nebraska C. Cropsey - Arithmetic - 1903 - 408 pages
...right pyramid is the distance from the vertex to the middle of the base of one of its faces. The height of a pyramid is the perpendicular distance from the vertex to the base. 467. The convex surface of a pyramid is the sum of the areas of its triangular faces. 468. The... | |
 | Fletcher Durell - Geometry - 1911 - 553 pages
...conical surface; the elements of the cone are the elements of the conical surface; the altitude of a cone is the perpendicular distance from the vertex to the plane of the base. Oblique circular cone 706, A circular cone is a cone whose base is a circle. The axis of a circular... | |
 | Edward Rutledge Robbins - Geometry - 1907 - 428 pages
...lateral faces. The total area of a pyramid is the sum of the lateral area and the area of the base. The altitude of a pyramid is the perpendicular distance from the vertex to the plane of the base. A triangular pyramid is a pyramid whose base is a triangle. It is called also a tetrahedron. (See 566.)... | |
 | Webster Wells - Geometry - 1908 - 336 pages
...We call the plane the base of the cone, and the conical surface the lateral surface ; the altitude is the perpendicular distance from the vertex to the plane of the base. A circular cone is a cone whose base is a circle. The axis of a circular cone is a straight line drawn... | |
| |
The height of a cone is the perpendicular distance from the vertex to the plane of the base. 
