| Richard Abbatt - 1841 - 234 páginas
...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,... | |
| John Lee COMSTOCK (and HOBLYN (Richard Dennis)), John Lee Comstock - 1846 - 506 páginas
...moon, whilst she is moving from her first quarter to the full. ami from the full to the last quarter. GLOBE. A round or spherical body, more usually called...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 páginas
...a 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 - 1849 - 252 páginas
...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... | |
| Charles Guilford Burnham - 1850 - 350 páginas
...A cone 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,... | |
| Benjamin Greenleaf - 1850 - 368 páginas
...base, 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,... | |
| John Weale - 1850 - 590 páginas
...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... | |
| Daniel Leach - 1851 - 280 páginas
...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... | |
| Elias Loomis - 1851 - 300 páginas
...cos. «, y=r sin. v. SECTION IT. ON THE CIRCLE. (32.) 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. A radius of a circle is a... | |
| Alexander Ingram - 1851 - 202 páginas
...its two ends, and its upright sides trapezoids. 9. 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. NOTE. A Sphere may be conceived to be generated by a semicircle revolving about... | |
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