| William Vogdes - Arithmetic - 1847 - 324 pages
...perpendicular falling upon it from the opposite angle. 30. A circle is a plane figure bounded by a curve line which is equally distant from a point within, called the centre. The boundary line is called the circumference. 31. An arc is any portion of the circumference. 32. A semicircle... | |
| James Bates Thomson - Arithmetic - 1848 - 432 pages
...11. Sch.) Note.—The circumference of a circle is a curve line, all the points of which are equally distant from a point within, called the centre. The diameter of a circle is a straight line which passes through the centre, and is terminated on both sides by the circumference.... | |
| Charles Guilford Burnham - 1850 - 350 pages
...the top, called the vertex of the pyramid. 7. 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... | |
| Benjamin Greenleaf - Arithmetic - 1850 - 368 pages
...cone is a solid figure, having a circle for its 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... | |
| John Weale - 1850 - 590 pages
...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 - 1851 - 332 pages
...the larger end 12 inches, and at the smaller end 6 inches ? Ans. 9.162-)- feet. THE SPHERE. ART. 348. A SPHERE is a solid, bounded by one continued convex...part of which is equally distant from a point within, culled the centre. The axis or diameter of a sphere is a line passing through the centre, and terminated... | |
| Ezra S. Winslow - Business mathematics - 1853 - 264 pages
...or globe, is a perfectly round substance — a solid contained under a curved surface, every point of which is equally distant from a point within, called the centre. Its axis, or diameter, is any right line passing from a side through the centre to the opposite side.... | |
| Benjamin Greenleaf - 1854 - 342 pages
...the larger end 12 inches, and at the smaller end 6 inches ? Ans. 9.162-f-feet. THE SPHERE. ART. 348. A SPHERE is a solid, bounded by one continued convex...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. QUESTIONS.... | |
| Henry Kiddle - 1854 - 154 pages
...and BG the minor axis of the ellipse. A sphere or globe is a round body, every part of the surface of which is equally distant from a point within called the centre. A hemisphere is a half of a globe. The diameter of a sphere is a straight line drawn through the centre,... | |
| Dana Pond Colburn - Arithmetic - 1855 - 396 pages
...had gone in a straight line all the way ? 23O. Solids. (a.) A SPHERE is a solid bounded by a curved surface, every part of which is equally distant from a point within, called the centre. (6.) A line drawn from the centre to the surface is called a RADIUS, and a line drawn from any point... | |
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