 The radius of a sphere is a straight line, drawn from the centre to any point of the surface ; the diameter, or axis, is a line passing through this centre, and terminated on both sides by the surface.  A compendium of modern geography - Page 8by Alexander Stewart - 1850 - 443 pagesFull view - About this book
 | George Roberts Perkins - Geometry - 1847 - 326 pages
...movement, by the curve DAE, witl have all its points equally distant centre C» from the 8. The radius of a sphere* is a straight line drawn from the centre to any point in, the surface ; the diameter, or axis, is a line passing through this centre, and terminated... | |
 | Benjamin Peirce - Geometry - 1847 - 204 pages
...the revolution of a semicircle, DAE (fig. 177) about its diameter DE. 417. Definitions. The radius of a sphere is a straight line drawn from the centre to a point in tha Great and Small Circles. Poles. surface ; the diameter or axis is a line passing through... | |
 | Charles Davies - Trigonometry - 1849 - 372 pages
...its diameter DE, describes the sphere; any circular sector, as DCF or FCH, describes a 10. The radius of a sphere is a straight line drawn from the centre to any point of the surface ; the diameter or axis is a line passing through this centre, and terminated... | |
 | Hugo Reid - 1850 - 156 pages
...circumference of the circle, passing through the centre to the opposite side. 55. The RADIUS of a circle, or of a sphere, is a straight line drawn from the centre to the surface of the sphere. or circumference of the circle. 56. All radii of the same circle, or same sphere, are equal to each other,... | |
 | Anna Cabot Lowell - Astronomy - 1850 - 412 pages
...surface, all the points of which are equally distant from a point within called the centre. The radius of a sphere is a straight line drawn from the centre to a point in the surface ; the diameter, or axis, is a line passing through the centre, and terminated... | |
 | James B. Dodd - Arithmetic - 1852 - 410 pages
...by revolving a semicircle ACB about its diameter AB — this diameter remaining unmoved. The radius of a sphere is a straight line drawn from the centre to any point of the surface ; and a diameter is a straight line passing through the centre, and terminated... | |
 | Adrien Marie Legendre - Geometry - 1852 - 436 pages
...sphere, any circular sector, as DCF) or FCAj describes a solid, called a spherical sector. 11. The radius of a sphere is a straight line drawn from the centre to any point of the surface ; the diameter or axis is a line passing through the centre, and terminated,... | |
 | James B. Dodd - 1853 - 398 pages
...curved surface, all points of which are equidistant from a point within called the centre. The radius of a sphere is a straight line drawn from the centre to any point of the surface; and a. diameter is a straight line passing through the centre, and terminated... | |
 | John Davis - Circle-squaring - 1854 - 172 pages
...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 line is perpendicular... | |
 | Henry Kiddle - 1854 - 154 pages
...straight line drawn through the centre, terminated both ways by the surface of the sphere. The radius of a sphere is a straight line drawn from the centre to the surface. Circles drawn on the surface of a sphere are of two kinds, great and small. Great circles are those... | |
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