 | 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, which remains... | |
 | 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, which... | |
 | 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 the celestial... | |
 | 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. The... | |
 | 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... | |
 | Benjamin Greenleaf - Arithmetic - 1849 - 336 pages
...inches ? THE SPHERE. ART. 348. A SPHERE is a solid, bounded by one continued convex surface, every part of which is equally distant from a point within, called the centre. The axis or diameter of a sphere is a line passing through the centre, and terminated by the surface.... | |
 | 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 its diameter,... | |
 | Benjamin Greenleaf - Arithmetic - 1850 - 368 pages
...and its top terminated in a point or vertex. 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, which... | |
 | Charles Guilford Burnham - 1850 - 350 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, which... | |
 | Daniel Leach - Arithmetic - 1851 - 280 pages
...inches ? MENSURATION OF SOLIDS. SECTION XLI. 374. A SPHERE, or globe, is a solid, bounded by a curve surface, every point of which is equally distant from a point within it, called the centre. 37<5« The diameter, or axis, of a sphere is a straight Jine passing through... | |
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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. 
