| 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,... | |
| 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,... | |
| Elias Loomis - Calculus - 1851 - 300 pages
...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 straight line... | |
| Alexander Ingram - 1851 - 202 pages
...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... | |
| 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... | |
| Jeremiah Joyce - Science - 1852 - 430 pages
...base. 9 x 30 -=- 3 = 9 X 10 = 90 feet. 9. A sphere is a solid bounded by one continued convex suriace, every point of which is equally distant from a point within, called the centre. 10. To find the solid contents of a sphere, " Multiply the surface by one-third of the... | |
| Ezra S. Winslow - Business mathematics - 1853 - 264 pages
...half the parameter. A Sphere, 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... | |
| Daniel Leach - Arithmetic - 1853 - 622 pages
...inches ? MENSURATION OF SOLIDS. SECTION XLI. k 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. 375. The diameter, or axis, of a sphere is a straight line passing through the... | |
| John Brocklesby - Astronomy - 1855 - 394 pages
...very oval. 1. Eccentric, from ex out of , and centrum centre, (Latin) out of the centre. 19. A SPHERE. 'A sphere is a solid, bounded by a curved surface,...which is equally distant from a point within, called the centre; every line passing through this centre, and limited by the surface, is a diameter. The... | |
| Cornelius S. Cartee - Physical geography - 1855 - 348 pages
...horizontal line. 105. A triangle is a figure having three angles and three sides. 106. A sphere is a figure bounded by a curved surface, every point of which is equally distant from the centre of the sphere. A hemisphere is half a sphere. The axis of a sphere is the line on which... | |
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