 | Dennis M'Curdy - Geometry - 1846 - 166 pages
...surface on either side. 11. A cone is a solid figure described by the revolution of a right ansled triangle about one of the sides containing the right angle, which remains fixed. 12. The axis of a cone is the stationary straight line about which the triangle revolves. 13. The base... | |
 | Charles Davies - Geometrical drawing - 1846 - 254 pages
...described ? What is its base ? what its convex surface ? what its altitude, and what its vertex ? A cone is a solid, described by the revolution of a right-angled triangle ABC, about one of its sides CB. The circle described by the revolving side AB, is called the base of... | |
 | Charles William Hackley - Geometry - 1847 - 248 pages
...both ways by the superficies of the sphere. The axis is a diameter. 9. A right Cone is a solid figure described by the revolution of a right-angled triangle...one of the sides containing the right angle, which side remains fixed. Thus the side AC, revolving round A AB, one of the sides which contains the right... | |
 | Euclides - 1848 - 52 pages
...centre, and is terminated both ways by the superficies of the sphere. XVIII. A cone is a solid figure described by the revolution of a right-angled triangle...one of the sides containing the right angle, which side remains fixed. I# the fixed side be equal to the other side containing the right angle, flie cone... | |
 | John Bonnycastle - Geometry - 1848 - 320 pages
...DEFINITIONS. 1. The conic sections are such plain figures as are formed by the cutting of a cone. 2. *A cone is a solid described by the revolution of a right-angled triangle about one of its legs, which remains fixed. 3. The axis of the cone is the right line about which the triangle revolves.... | |
 | Jeremiah Day - Logarithms - 1848 - 354 pages
...distance from one base to the plane of the other. In a right cylinder, it is the length of the axis. II. A right cone is a solid described by the revolution of a right angled triangle about one of the sides which contain the right angle. The base is a circle, and... | |
 | Elias Loomis - Conic sections - 1849 - 252 pages
...which the rectangle revolves. The opposite side of the rectangle describes the convex surface. 3. A cone is a solid described by the revolution of a right-angled...one of the sides containing the right angle, which side remains fixed. The base of the cone is the circle described by that side containing the right... | |
 | Almon Ticknor - Measurement - 1849 - 156 pages
...revolution of a rectangle about one of its sides, as an axis, which remains fixed ; as ABC D. 5. A cone is a solid described by the revolution of a right-angled triangle about one of its legs, which remains fixed ; as AB C. 6. A pyramid is a solid whose sides are all triangles meeting... | |
 | Jeremiah Day - Geometry - 1851 - 418 pages
...distance from one base to the plane of the other. In a right cylinder, it is the length of the axis. II. A right cone is a solid described by the revolution of a right angled triangle about one of the sides which contain the right angle. The base is a circle, and... | |
 | Samuel Maunder - 1853 - 852 pages
...figure described by the revolution of a circle. A rone in a solid figure described by the revolution ot a right-angled triangle about one of the sides containing the right angle. A cylinder is a solid figure described by the revolution of a right-angled parallelogram about one... | |
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A cone is a solid figure described by the revolution of a right-angled triangle about one of the sides containing the right angle, which side remains fixed. 
