 | George Payn Quackenbos - Physics - 1869 - 462 pages
...whose sides are equal; as, IJKL, Fig. 23. 22. A Sphere is a solid bounded by a curved surface, all the points of which are equally distant from a point within called the centre; as, ABCD, Fig. 24. " 23. The Axis of a sphere is a straight line passing through its centre and terminating... | |
 | Benjamin Greenleaf - 1869 - 516 pages
...THE MEASURE 0F ANGLES. DEFINITI0NS. 152. A CIBCLE is a plane figare bounded by a curved line, all the points of which are equally distant from a point within called the centre; as the figure ADB E. 153. The CIRCUMFERENCE or PERIPHERY of a circle is its entire bounding line ;... | |
 | Emerson Elbridge White - Arithmetic - 1870 - 350 pages
...other the Perpendicular or Altitude. 156. A Circle is a portion of a plane bounded by a curved line, all points of which are equally distant from a point within, called the center. The curved line which bounds a circle is its Circumference. One-half of a circumference... | |
 | William Chauvenet - Geometry - 1871 - 380 pages
...aplar* tangent to the cone. THE SPHERE. 25. Definition. A sphere is a solid bounded by a surface all the points of which are equally distant from a point within...may be generated by the revolution of a semicircle ABC about its diameter A Cos an axis ; for the surface generated by the curve ABC will have all its... | |
 | 1871 - 800 pages
...circle answers to our author's definition of a circumference. For an arc ' is a curve line, all the points of which are equally distant from a point within, called the centre.' This definition is, however, not new. If Professor Smith will consult Montucla's History of Mathematics,... | |
 | William Chauvenet - Mathematics - 1872 - 382 pages
...• tangent to the cone. THE SPHERE. 25. Definition. A sphere is a solid bounded by a surface all the points of which are equally distant from a point within...may be generated by the revolution of a semicircle ABC about its diameter AC as an axis; for the surface generated by the curve ABC will have all its... | |
 | Edward Payson Jackson - Astronomical geography - 1872 - 154 pages
...whole extent ; as the lines of words upon this page, the covers of a closed book, etc. FIG. 2. 22. A Sphere is a solid bounded by a surface, all points...which are equally distant from a point within, called the center. 23. The Circumference of a Sphere is the greatest circle that may be drawn upon its surface.... | |
 | Charles Davies - Geometry - 1872 - 464 pages
...elements of cotUact. 12. A SPHERE is a volume bounded by a surface, every point of which is equally distant from a point within called the centre. A sphere may be generated by a semicircle revolving about its diameter as an axis. 13. A RADIUS of a sphere is a straight line drawn... | |
 | David Munn - 1873 - 160 pages
...spherical 2one is equal to the product of its altitude by the circumference of the sphere. Def.—A sphere is a solid bounded by a surface, all points of which are equally distant from a point within it, called the centre. A sphere may be generated by the revolution of a semicircle about its diameter... | |
 | Benjamin Greenleaf - Geometry - 1873 - 202 pages
...as the radii, or diameters, of their bases. 328. A Sphere is a solid, or volume, bounded by a curved surface, all points of which are equally distant from a point within, called the center. The sphere may be conceived to be formed by the revolution of a semicircle, DAE, about... | |
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A sphere is a solid bounded by a surface all points of which are equally distant from a point within called the centre. 
