| Elias Loomis - Geometry - 1877 - 458 pages
...described by the revolution of a semicircle ADB about its diameter AB, which remains unmoved. 2. A **radius of a sphere is a straight line drawn from the centre to any point** of the surface. A diameter is any straight line drawn through the centre, and terminated each way by... | |
| Henry Kiddle - Astronomy - 1877 - 296 pages
...Fig. 14. through the centre, and terminated both ways by the surface of the sphere. 33. The EADIUS **of a sphere is a straight line drawn from the centre to any point** of the surface. 34. Circles drawn on the surface of a sphere are either GREAT CIRCLES or SMALL CIRCLES.... | |
| Isaac Todhunter - Philosophy - 1877 - 440 pages
...every point of its surface equally distant from a certain point called the centre of the sphere. A **radius of a sphere is a straight line drawn from the centre to** the surface. A diameter of a sphere is a straight line drawn through the centre and terminated both... | |
| Frederic William Bardwell - Arithmetic - 1878 - 416 pages
...sphere is a straight Hue passing through the center of a sphere, each end terminating in the surface **The radius of a sphere is a straight line drawn from the** center to the surface of the sphere. Problem. — Required to find the lateral surface of a triangular... | |
| Joseph Ficklin - Arithmetic - 1881 - 412 pages
...Diameter of a sphere is a straight line drawn through the centre, and terminated both ways by the surface. **The Radius of a sphere is a straight line drawn from the centre to** the surface. 633. The Volume of a solid is the amount of space it contains. 634. The Convex Surface... | |
| Edward Olney - Geometry - 1883 - 352 pages
...distant from all points in the circumference. 26. An Arc is a part of a circumference. 27. A Radius **is a straight line drawn from the centre to any point in the** circumference of a circle. By reason of (24) all radii of the same circle are equal. 28. A Diameter... | |
| Daniel W. Fish - 1883 - 364 pages
...straight line pass ing through the center of the sphere, and terminated at both ends by its surface. **The radius of a sphere is a straight line drawn from the** center to any point in the surface. PROBLEMS. 479. To find the convex surf, of a prism or cylinder.... | |
| Daniel W. Fish - Arithmetic - 1883 - 352 pages
...straight line passing through the center of the sphere, and terminated at both ends by its surface. **The radius of a sphere is a straight line drawn from the** center to any point in the surface. PROBLEMS. 479. To und the convex surf, of a prism or cylinder.... | |
| Adrien Marie Legendre, Charles Davies - Geometry - 1885 - 540 pages
...centre. A sphere may be generated by a semicircle revolving about its diameter as an axis. 13. A RADIU8 **of a sphere is a straight line drawn from the centre to any point** of the surface. A DIAMETER is a straight line through the centre, limited by the surface. All the radii... | |
| Howard H. Gross - Astronomical models - 1885 - 78 pages
...through its center and terminating at both ends in the surface. In the cut, ab and cd are diameters. 18. **The Radius of a sphere is a straight line drawn from the** center to any point in the surface. In the cut, ce, fe, ae, ge and de are radii. 19. A Great Circle... | |
| |