 The altitude of the pyramid is the perpendicular distance from the vertex to the base. A pyramid is called triangular, quadrangular, etc., according to the shape of the base.  Elements of Mechanical Drawing - Page 25by Gardner Chace Anthony - 1894 - 98 pagesFull view - About this book
 | Thomas Keith - 1817 - 306 pages
...the surface of the sides ; to which add the area of the bate for the whole surface. The slant btigbt of a pyramid Is the perpendicular distance from the vertex to the middle of one of the sides ; and the perpendicular height is a straight line drawn from the vertex... | |
 | Ireland commissioners of nat. educ - 1834 - 370 pages
...surface of the sides, to which add the area of the base for the whole surface.* Note. The slant height of a pyramid is the perpendicular distance from the vertex to the middle of one of the sides, and the perpendicular height is a straight line drawn from the vertex to... | |
 | Mathematics - 1835 - 684 pages
...the s,urfaces of the latter triangles also constitute what is called the lateral or convex surface of the pyramid. The altitude of a pyramid is the perpendicular distance of the vertex from the base or the base produced. 18. A pyramid is said to Ъе triangular, or quadrilateral... | |
 | Commissioners of National Education in Ireland - Measurement - 1837 - 290 pages
...surface of the sides, to which add the area of the base for the whole surface.* Note. The slant height of a pyramid is the perpendicular distance from the vertex to the middle of one of the sides, and the perpendicular height is a straight line drawn from the vertex to... | |
 | James B. Dodd - 1853 - 398 pages
...height is the perpendicular from the vertex to any side of the base. Tins is sometimes called a regular pyramid. The altitude of a pyramid is the perpendicular distance from the base. or the plane of the base produced, to the vertex. § 407. A frustum of a pyramid is a portion... | |
 | James William Nicholson - Arithmetic - 1885 - 348 pages
...which is a polygon, and the other faces are triangles, which meet at a common point, called the vertex. The altitude of a pyramid is the perpendicular distance from the vertex to the base. 492. A cone is a solid having one base, which is a circle, and a curved surface terminating in a point,... | |
 | Benjamin Franklin Finkel - Mathematics - 1888 - 518 pages
...triangles. 54. The Altit ude ( Lat. Altitudo, from altus, high, and ude denoting state or condition) of a pyramid is the perpendicular distance from the vertex to the plane of the base. 55. The Slant Height of a pyramid, is the perpendicular distance from the vertex... | |
 | James William Nicholson - Arithmetic - 1889 - 408 pages
...which is a polygon, and the other faces are triangles, which meet at a common point, called the vertex. The altitude of a pyramid is the perpendicular distance from the vertex to the base. 441. A cone is the solid that is formed by turning a right triangle around one of the sides that includes... | |
 | Edward Albert Bowser - Geometry - 1890 - 418 pages
...are called the lateral edges; and the area of the lateral surface is called the lateral area. 615. The altitude of a pyramid is the perpendicular distance from the vertex to the plane of the base. 616. A pyramid is called triangular, quadrangular, pentagonal, etc., according as... | |
 | John Tilden Prince - Arithmetic - 1894 - 254 pages
...1152 cu. in. 3 57|§$ bbl. 8 20.5632 gal. 9 8 ft. 6.1241- in. 21 ft. 9.4379 in. 10 79.5872 sq. ft. The altitude of a pyramid is the perpendicular distance from the vertex to the base. The slant height of a regular pyramid is the perpendicular distance from the vertex to any side of... | |
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