Books Books 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. Elements of Geometry and Trigonometry: With Notes - Page 176
by Adrien Marie Legendre - 1830 - 316 pages ## Elements of Geometry

Adrien Marie Legendre - Geometry - 1819 - 208 pages
...Fig. for the surface thus described by the curve DAE will have all its points equally distant from the centre C. 438. 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 each... ## Elements of Geometry

Adrien Marie Legendre - Geometry - 1825 - 224 pages
...220. for the surface thus described by the curve DAE will have all its points equally distant from the centre C. 438. 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 each... ## Elements of Geometry

Adrien Marie Legendre - Geometry - 1825 - 224 pages
...220. for the surface thus described by the curve DAE will have all its points equally distant from the centre C. 438. 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 each... ## Elements of Geometry and Trigonometry

Adrien Marie Legendre - Geometry - 1836 - 359 pages
...sphere ; any circular sector, as DCF or'FCII, describes- a solid, which is named a spherical sector. 10. The radius of a sphere is a straight line drawn from...the radii of a sphere are equal ; all the diameters are equal, and each double of the radius. . > 11. It will be shown (Prop. VII.) that every section... ## An Elementary Treatise on Plane and Solid Geometry

Benjamin Peirce - Geometry - 1837 - 159 pages
...generated l,y 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 the surface ; the diameter or axis is a line passing through the centre, and terminated... ## Elements of Geometry

Adrien Marie Legendre - Geometry - 1841 - 235 pages
...220. for the surface thus described by the curve DAE will have all its points equally distant from the centre C. 438. 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... ## Elements of Geometry: On the Basis of Dr. Brewster's Legendre : to which is ...

James Bates Thomson - Geometry - 1844 - 237 pages
...in this movement, by the curve DAE, will have all its points equally distant from the centre C. 9. The radius of a sphere is a straight line drawn from the centre to any point in the surface ; as CA, CF. The diameter, or axis, is a line passing through this centre, and terminated... ## Higher Geometry and Trigonometry: Being the Third Part of a Series on ...

Nathan Scholfield - Geometry - 1845 - 506 pages
...in this movement, by the curve DAE, will have all its points equally distant from its centre C. 2. The radius of a sphere is a straight line, drawn from...the radii of a sphere are equal ; all the diameters are equal, and each double of the radius. 3. It will be shown (Prop. I.) that every section of the... ## A Series on Elementary and Higher Geometry, Trigonometry, and Mensuration ...

...in this movement, by the curve DAE, will have all its points equally distant from its centre C. 2. The radius of a sphere is a straight line, drawn from...the radii of a sphere are equal ; all the diameters are equal, and each double of the radius. 3. It will be shown (Prop. I.) that every section of the... 