 | James Robinson (of Boston.) - 1847 - 304 pages
...sphere, or of any other solid, is a part cut off the top by a plane parallel to its base. 9. The axis or diameter of a sphere is a straight line passing through its centre, and terminating at the surface. 10. The height or altitude of a solid is a line drawn from its vertex,... | |
 | Seba Smith - Geometry - 1850 - 214 pages
...center to its surface. Its surface therefore is a perfect curve, everywhere returning into itself. 32. The diameter of a sphere is a straight line passing through its center, and extending in length to the extreme limits of the sphere. 33. A sphere is said to be inscribed... | |
 | Horatio Nelson Robinson - Arithmetic - 1860 - 444 pages
...curved surface, which in every part is equally distant from a point within called its center. 686. The Diameter of a sphere is a straight line passing through its center, and terminating at its surface. 687. A Hemisphere is one half of a globe or sphere. 688. Similar... | |
 | George Payn Quackenbos - Physics - 1860 - 484 pages
...which are equally distant from a point within called the centre ; as, AB CD, Fig. 24. 23. The Axis of a sphere is a straight line passing through its centre and terminating in its surface, round which it revolves ; as, the straight line connecting A and B, in... | |
 | George Payn Quackenbos - Physics - 1860 - 468 pages
...24. 21. A Square is a rectangle whose sides are equal; , ,' G as, IJ KL, Fig. 23. , 1 23. The Axis of a sphere is a straight line passing through its centre and terminating in its surface, round which it revolves; as, the straight line connecting A and B, in Fig.... | |
 | George Payn Quackenbos - Physics - 1862 - 468 pages
...which are equally distant from a point within called L s. the centre; as, ABCD, Fig. 24. 23. The Axis of a sphere is a straight line passing through its centre and terminating in its surface, round which it revolves; as, the straight line connecting A and B, in Fig.... | |
 | Sir Norman Lockyer - Astronomy - 1874 - 332 pages
...of which is equally distant from a point within, called the centre. A Hemisphere is half a sphere. A Diameter of a sphere is a straight line passing through its centre, and terminating at each end in its surface. The Axis of a revolving sphere is the diameter round which... | |
 | Simon Newcomb - Geometry - 1881 - 418 pages
...Def. The radius of a sphere is the distance of each point of the surface from the centre. 723. Def. A diameter of a sphere is a straight line passing through its centre, and terminated at both ends by the surface. Corollary. Every diameter is twice the radius; therefore all... | |
 | Howard H. Gross - Astronomical models - 1885 - 104 pages
...the point e. in the cut in the margin, is the center of a sphere of which cbd is the lower half. 17. The Diameter of a sphere is a straight line passing through its center and terminating at both ends in the surface. In the cut, ab and cd are diameters. 18. The Radius... | |
 | John Homer French - Arithmetic - 1889 - 512 pages
...includes the centre of the sphere. b. A circumference of a sphere is any great circle of the sphere. e. A. diameter of a sphere is a straight .line passing through its centre, and terminating at both ends in its surface. d. Every point in the surface of a sphere is equally distant... | |
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The Axis of a sphere is a straight line passing through its centre and terminating in its surface, round which it revolves ; as, the straight line connecting A and B, in Fig. 
