| John Davis - Circle-squaring - 1854 - 156 pages
...of the circle. The radius of a circle is a straight line drawn from the centre to the circumference. **The radius of a sphere is a straight line drawn from the centre to** the surface. An angle is the opening between two lines which meet each other at a point. One straight... | |
| Elias Loomis - Conic sections - 1857 - 226 pages
...be described by the revolution of a semicircle ADB, about its diameter AB, which remains unmoved. 2. **The radius of a sphere, is a straight line drawn from the** center to any point of the surface. The diameter, or axis, is a line passing through the center, and... | |
| Elias Loomis - Conic sections - 1858 - 234 pages
...be described by the revolution of a semicircle ADB, about its diameter AB, which remains unmoved. 2. **The radius of a sphere, is a straight line drawn from the** center to any point of the surface. The diameter, or axis, is a line passing through the center, and... | |
| Charles Hutton - Mathematics - 1860 - 1022 pages
...described by the motion of the curve ABP will have all its points equally distant from the centre Ü 2. **The radius of a sphere is a straight line drawn from the centre to any point** on the surface. The diameter or axis of a sphere is a straight line drawn through the centre, and terminated... | |
| Benjamin Greenleaf - Geometry - 1861 - 628 pages
...be Conned by the revolution of a semicircle, DAE, about its diameter, DE, which remains fixed. 498. **The RADIUS of a sphere is a straight line drawn from the centre to any point in** surface, as the line C B. The DIAMETER, or Axis, of a sphere is a line passing through the centre,... | |
| Benjamin Greenleaf - Geometry - 1862 - 520 pages
...be formed by the revolution of a semicircle, DAE, about its diameter, DE, which remains fixed. 498. **The RADIUS of a sphere is a straight line drawn from the centre to any point in** surface, as the line C B. The DIAMETER, or Axis, of a sphere is a line passing through the centre,... | |
| Benjamin Greenleaf - Geometry - 1863 - 320 pages
...be formed by tho revolution of a semicircle, DAE, about its diameter, DE, which remains fixed. 498. **The RADIUS of a sphere is a straight line drawn from the** center to any point in surface, as the line C B. The DIAMETER, or Axis, of a sphere is a line passing... | |
| Benjamin Greenleaf - Geometry - 1863 - 502 pages
...be formed by the revolution of a semicircle, DAE, about its diameter, DE, which remains fixed. 498. **The RADIUS of a sphere is a straight line drawn from the** center to any point in surface, as the line C B. The DIAMETER, or Axis, of a sphere is a line passing... | |
| Horatio Nelson Robinson - Conic sections - 1865 - 472 pages
...Or, it is that portion of the sphere which is generated by a sector of the generating semicircle. 2L **The Radius of a Sphere is a straight line drawn from the** center to any point in the surface ; and the diameter is a straight line drawn through the center,... | |
| Benjamin Greenleaf - Geometry - 1866 - 328 pages
...be formed by the revolution of a semicircle, DAE, about its diameter, DE, which remains fixed. 498. **The RADIUS of a sphere is a straight line drawn from the centre to any point in** surface, as the line C B. The DIAMETER, or Axis, of a sphere is a line passing through the centre,... | |
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