| Benjamin Greenleaf - Arithmetic - 1841 - 314 pages
...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... | |
| Charles Guilford Burnham - Arithmetic - 1841 - 312 pages
...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... | |
| Charles DAVIES (LL.D.) - Arithmetic - 1843 - 348 pages
...acres. 5. What is the content of a field 27 chains long and 9 rods broad. Ans. 6A. 0R. 12P. § 198- **A circle is a portion of a plane bounded by a curved line, every** part of which is equally distant from a certain point within, called the centre. The curved line AEBD... | |
| Charles Davies - Arithmetic - 1844 - 340 pages
...acres. 5. What is the content of a field 27 chains long and 9 rods broad. Ans. &A. 0R. 12P. § 198- **A circle is a portion of a plane bounded by a curved line, every** part of which is equally distant from a certain point within, called the centre. The curved line AEBD... | |
| Nicholas Tillinghast - Geometry, Plane - 1844 - 96 pages
...EVERY line which is not straight, is called a curve line. 2. A circle is a space enclosed by a curve **line, every point of which is equally distant from a point within** ; which point is called the centre. 3. The boundary of a circle is called its circumference. 4. A radius... | |
| John Lee Comstock - 1846 - 506 pages
...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... | |
| Almon Ticknor - Arithmetic - 1846 - 274 pages
...inches long, and 13 feet, 6 inches wide ? Ans. 2:H yards To measure a circle, area, circumference, <SC **A circle is a portion of a plane bounded by a curved line, every** part of which is equally distant from a certain point within, called the centre. The curved line, AEBD,... | |
| James Robinson (of Boston.) - 1847 - 302 pages
...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... | |
| Charles Davies - Arithmetic - 1847 - 368 pages
...aie 20 and 32 chains, and the perpendicular distance between them 26 chains ? Ans. 67A. 2R. 16P 284. **A circle is a portion of a plane bounded by a curved line, every** part of which is equally distant from a certain point within, called the centre. The curved line AEBD... | |
| Elias Loomis - Conic sections - 1849 - 252 pages
...III. 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... | |
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