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The radius of a sphere is a straight line, drawn from the centre to any point of the...
Elements of Geometry: With Practical Applications ... - Page 224
by George Roberts Perkins - 1847 - 308 pages

## Elements of Geometry and Trigonometry Translated from the French of A.M ...

Charles Davies - Trigonometry - 1849 - 384 pages
...revolving round 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 on .both...

## The Elements of Astronomy: Or, The World as it Is, and as it Appears

Anna Cabot Lowell - Astronomy - 1850 - 378 pages
...curved 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...

## A compendium of modern geography

Alexander Stewart - 1850 - 443 pages
...cireumference of the cirele, passing through the centre to the opposite side. The RADIUS of a cirele, or of a sphere, is a straight line drawn from the centre to the surface of the sphere, or cireumference of the cirele. All radii of the same cirele, or same sphere,...

## Elements of physical geography

Hugo Reid - 1850
...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...

## Elements of Geometry and Trigonometry

Adrien Marie Legendre - Geometry - 1852 - 436 pages
...the 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, on both...

## High School Arithemtic: Containing the Elementary and the Higher Principles ...

James B. Dodd - Arithmetic - 1852 - 410 pages
...described 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 b'oth...

## High School Arithmetic

James B. Dodd - 1853 - 402 pages
...bounded by a 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 both...

## Orr's Circle of the Sciences: The mathematical sciences

...bounded by a surface, of which every point is equally distant from a point within it called the centre. The radius of a sphere is a straight line drawn from the centre to any point in the sphere. IV. A straight line drawn through the centre, and terminated both ways by the surface of the...