| Elias Loomis - Conic sections - 1849 - 252 pages
...BOOK IX. SPHERICAL GEOMETRY. Definitions. 1. A sphere is a solid bounded by a curved surface, all the **points of which are equally distant from a point within, called the center. The** sphere may be conceived to be described by the revolution of a semicircle ADB, about its diameter AB,... | |
| J. M. Scribner - Mechanical engineering - 1849 - 286 pages
...an ellipse about either of its axes. 6. A sphere is a solid, terminated by a curved surface, all the **points of which are equally distant from a point within, called the center.** A sphere may be described by the revolution of a semicircle about a diameter. 7. A radius of a sphere... | |
| James B. Dodd - Arithmetic - 1852 - 410 pages
...a frustrum of a cone — are to be understood in the same way as for a prism, and pyramid. § 412. **A sphere is a solid bounded by a curved surface, all points of which are** equidistant from a point within called the centre. A sphere would be described by revolving a semicircle... | |
| James B. Dodd - 1853 - 398 pages
...cone—also afrustrum of a cone—are to bo understood in the same way as for a prism and pyramid. §412. **A sphere is a solid bounded by a curved surface, all points of which are** equidistant from a point within called the centre. The radius of a sphere is a straight line drawn... | |
| Joseph Ray - Arithmetic - 1857 - 348 pages
...which BV is the axis. 9. A GLOBE, or SPHERE, is a body of such a figure, that all points of the surface **are equally distant from a point within, called the center. The diameter of a sphere, is a** line passing through the center, and terminated both ways by the surface. The radius of a sphere is... | |
| Elias Loomis - Conic sections - 1858 - 256 pages
...BOOK IX. SPHERICAL GEOMETRY Definitions. 1. A sphere is a solid bounded by a curved surface, all th« **points of which are equally distant from a point within, called the center. The** sphere may be conceived to be described by the revolution of a semicircle ADB, about its diameter AB,... | |
| Emerson Elbridge White - Arithmetic (Commercial), 1861 - 1861 - 348 pages
...Ans. 9f cu. ft. nearly. SPHERES. ART. 181. A sphere is a solid bounded by a curved surface, all the **points of which are equally distant from a point within called the center. The diameter** or axis of a sphere is a line passing through the center, and terminated each way by the surface. The... | |
| Elias Loomis - Conic sections - 1861 - 254 pages
...SPHERICAL GEOMETRY Definitions. 1. A sphere is a solid bounded by a curved surface, all the Aroints **of which are equally distant from a point within, called the center. The** sphere may be conceived to be described by the revolution of a semicircle A.DB, about its diameter... | |
| Benjamin Greenleaf - Geometry - 1862 - 518 pages
...DODECAEDRON. BOOK IX. THE SPHEKE, AND ITS PR0PERTIES. DEFINITIONS. 497. A SPHERE is a solid, or volume, **bounded by a curved surface, all points of which are equally distant from a point within, called** the centre. The sphere may be conceived to be formed by the revolution of a semicircle, DAE, about... | |
| Benjamin Greenleaf - Geometry - 1862 - 532 pages
...DODECAEDHON. BOOK IX. THE SPHERE, AND ITS PROPERTIES. DEFINITIONS. 497. A SPHERE is a solid, or volume, **bounded by a curved surface, all points of which are equally distant from a point within, called** the centre. The sphere may be conceived to be formed by the revolution of a semicircle, DAE, about... | |
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