| Alexander Ingram - Mathematics - 1830 - 458 pages
...how to compute the sides and angles of spherical triangles. A SPHERE is a solid bounded by a curve **surface, every point of which is equally distant from a point within** it, called the centre. A sphere may be conceived to be generated by a semicircle revolving about its... | |
| Benjamin Greenleaf - Arithmetic - 1839 - 356 pages
...is a round pyramid, baring a circular base. 8. A sphere is a solid, bounded by one continued convex **surface, every point of which is equally distant from a point within, called** the centre. The sphere may be conceived to be formed by the revolution of a semicircle about its diameter,... | |
| Arithmetic - 1841 - 200 pages
...solidity of a globe, or sphere. DEFINITION. — A globe or sphere is (J) a round body bounded by a **surface every point of which is equally distant from a point within called** the centre; a line passing from one side to the other through the centre is called the diameter, or... | |
| Richard Abbatt - Spherical astronomy - 1841 - 234 pages
...miles. SECTION V. SPHERICAL GEOMETRY. (68.) Def. A sphere is a solid bounded on all sides by a curve **surface, every point of which is equally distant from a point within, called** the centre. A sphere may be conceived to be generated by a semicircle's revolving about its diameter,... | |
| Benjamin Greenleaf - Arithmetic - 1841 - 334 pages
...is a round pyramid, having a circular base. 8. A sphere is a solid, bounded by one continued conveX **surface, every point of which is equally distant from a point within, called** the centre. The sphere may be conceived to be formed by the revolution of a semicircle about its diameter,... | |
| Charles Guilford Burnham - Arithmetic - 1841 - 324 pages
...is a round pyramid, having a circular base. 8. A sphere is a solid, bounded by one continued convex **surface, every point of which is equally distant from a point within, called** the centre. The sphere may be conceived to be formed by the revolution of a semicircle about its diameter,... | |
| John Lee COMSTOCK (and HOBLYN (Richard Dennis)), John Lee Comstock - 1846 - 506 pages
...quarter. GLOBE. A round or spherical body, more usually called a sphere, bounded by one uniform convex **surface, every point of which is equally distant from a point within, called** the centre. GNOMON. An apparatus used by the ancients for finding the altitudes and declinations of... | |
| James Robinson (of Boston.) - 1847 - 304 pages
...pyramid, and the figure F, the frustum of a cone. 7. A SPHERE, or GLOBE, is a solid, bounded by a convex **surface, every point of which is equally distant from a point within, called** the centre. The sphere may be conceived to be formed by the revolution of a semicircle about its diameter.... | |
| Elias Loomis - Conic sections - 1849 - 252 pages
...THE CIRCLE, AND THE MEASURE OF ANGLES. Definitions. 1. A circle is a plane figure bounded by a line, **every point of which is equally distant from a point within, called the center.** This bounding line is called the circumference of the circle. 2. A radius of a circle is a straight... | |
| John Weale - 1850 - 590 pages
...frame at the top of a bed or canopy Sphere, in geometry, a globe, a solid contained under one uniform **surface, every point of which is equally distant from a point within, called** the centre of the sphere, and may be conceived to be generated by the revolution of a semicircle about... | |
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