 | Charles Austin Hobbs - Arithmetic - 1889 - 362 pages
...height equals the diagonal of the base. SPHERES. 174. A sphere or globe is a solid bounded by a curved surface, every point of which is equally distant from a point within called the centre. A straight line passing through the centre and having its extremities in the surface... | |
 | Edward Albert Bowser - Geometry - 1890 - 414 pages
...CIRCLES OF THE SPHERE AND TANGENT PLANES. DEFINITIONS. 657. A sphere is a solid bounded by a curved surface, every point of which is equally distant from a point within it, called the centre. A sphere may be generated by the revolution of a semicircle ACB about its diameter... | |
 | John Groesbeck - 1891 - 426 pages
...the altitude 50 feet. Ans. 3166S cubic feet. 469. THE SPHERE. A Sphere is a solid bounded by a curved surface, every point of which is equally distant from a point within, called the centre. The Diameter of a sphere is a right line which passes through the centre and terminates... | |
 | Arthur Latham Baker - Geometry, Solid - 1893 - 154 pages
...a regular icosahedron ? 7S CHAPTER III. v THE SPHERE. 213. A sphere is a solid bounded by a curved surface, every point of which is equally distant from a point within, called the centre. A sphere may be considered as generated by the revolution of a semicircle about... | |
 | John Tilden Prince - Arithmetic - 1894 - 246 pages
...an orange or wooden ball teach the following definitions : A sphere is a solid bounded by a curved surface, every point of which is equally distant from a point within called the centre. The diameter of a sphere is a straight line passing through the centre and having... | |
 | International Correspondence Schools - Electrical engineering - 1897 - 346 pages
...nearly. THE SPHERE AND CYLINDRICAL RING. 428. A sphere (Fig. 59) is a solid bounded by a uniformly curved surface, every point of which is equally distant from a point within, called the center. The word ball, or globe, is generally used instead of sphere. 429. To find the area... | |
 | Alfred John Pearce - 1897 - 202 pages
...of both being the same. Ill XXXVIII.— ON THE SPHERE. DEFINITIONS. A sphere is a solid bounded by a surface every point of which is equally distant from a point within it called the centre. A zone of a sphere is the portion of a sphere intercepted between two parallel... | |
 | George Washington Hull - Geometry - 1897 - 408 pages
...circulus = a circle.] The half of a circle. Sphere. [Gr. xphaira = a ball.] A solid bounded by a curved surface every point of which is equally distant from a point within called the centre. Subtend. [L. sub = under, + tendere = to stretch.] To extend under, as the chord... | |
 | Electrical engineering - 1897 - 672 pages
...inches, the volume. Ans. 0 THE SPHERE. 816. A sphere, Fig. 101, is a solid bounded by a uniformly curved surface, every point of which is equally distant from a point within, called the center. FIG. 101. The word ball is commonly used instead of sphere. 817. To find the area... | |
 | William Noetling - Geometry - 1897 - 96 pages
...1. The sphere may also be considered a regular body or solid. It is inclosed in a regularly curved surface, every point of which is equally distant from a point within called the center. 2. Lines drawn from the center to the surface are radii of the sphere. How do these... | |
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A sphere is a solid bounded by a curved surface, every point of which is equally distant from a point within called the center. 
