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THE sphere is a solid terminated by a curve surface, all the points of which are equally distant from a point within, called the centre.
Elements of Geometry: With, Practical Applications - Page 231
by George Roberts Perkins - 1850 - 320 pages

## Solid Geometry

Charles Austin Hobbs - Geometry, Solid - 1921 - 216 pages
...volume of a cone whose surface is n times as large? BOOK IX THE SPHERE A sphere is a closed surface, all points of which are equally distant from a point within called the centre. Accordingly, the locus of a point in space at a given distance from a given point is a sphere. NOTE....

## Winston's Cumulative Loose-leaf Encyclopedia: A Comprehensive ..., Volume 5

Charles Morris - Encyclopedias and dictionaries - 1921 - 612 pages
...Crown Point. Pop. (1910) 15,243; (1920) 16,638. Globe (Bl°D)> a sphere, a round solid body, which may be conceived to be generated by the revolution of a semicircle about its diameter. An artificial globe, in geography and astronomy, is a globe of metal, plaster,...

## Winston's Cumulative Loose-leaf Encyclopedia: A Comprehensive ..., Volume 9

Charles Morris - Encyclopedias and dictionaries - 1921 - 518 pages
...contained under a single surface, which in every part is equally distant from a point called the center. It may be conceived to be generated by the revolution of a semicircle about its dinmeter, which remains fixed, and which is hence called the axis of the sphere. A section...

## Schultze and Sevenoak's Plane and Solid Geometry; Revised by Arthur Schultze

Arthur Schultze, Frank Louis Sevenoak - Geometry - 1913 - 484 pages
...cu. ft. of water weighs 62.5 Ib.) \ BOOK VIII THE SPHERE 693. DBF. A sphere is a solid bounded by a surface, all the points of which are equally distant from a point. The fixed point is called the center of the sphere. 694. DBF. The radius of a sphere is a straight...