 | George Albert Wentworth, George Anthony Hill - Arithmetic - 1887 - 448 pages
...whose side is 7 ft. How many cubic feet of brick does the chimney contain ? ARITHMETICAL EXERCISES. A Sphere is a solid bounded by a curved surface all...equally distant from a point within called the centre. A straight line drawn from the centre to the surface is called a radius, and a straight line drawn... | |
 | Waite A. Schoemaker - Arithmetic - 1887 - 454 pages
...surface at one place, compare with the distance from the center to any other part of the surface ? A solid bounded by a curved surface, all points of which are equally distant from the center, is a Sphere. 7. Take a piece of paper the same length as the diameter of a sphere. Wrap... | |
 | William Chauvenet, William Elwood Byerly - Geometry - 1887 - 331 pages
...the element of contact. THE SPHERE. 19. Definition. A sphere is a solid bounded by a surface all the points of which are equally distant from a point within, called the centre. A sphere may be generated by the revolution of a semicircle ABC about its diameter AC as an axis; for... | |
 | George Albert Wentworth - Arithmetic - 1888 - 378 pages
...of a semi-circle (or circle) about its diameter regarded as fixed. Hence, it is a body bounded by a surface all points of which are equally distant from a point within called the centre. FIG. 89. 457. The straight line joining the centre to any point on the surface is a radius of the sphere... | |
 | George Albert Wentworth - Geometry - 1888 - 272 pages
...DEFINITIONS. 210. A circle is a portion of a plane bounded by a curved line called a circumference, all points of which are equally distant from a point within called the centre. 211. A radius is a straight line drawn from the centre to the circumference ; and a diameter is a straight... | |
 | Charles Scott Venable - Arithmetic - 1888 - 402 pages
...equal. The figure C1 is a square. 935. A clrele is a plane figure bounded by a curved line, all the points of which are equally distant from a point within called the centre. 936. The line that bounds a circle is the circumference ; any straight line from the centre to the... | |
 | James William Nicholson - Arithmetic - 1889 - 408 pages
...between the volumes of the cone and pyramid whose dimensions are given in example 7. The Sphere. 444. A sphere is a solid bounded by a curved surface, all points of which are equally distant irom a point within called the centre. The diameter of a sphere is a straight line drawn through the... | |
 | John Edward King - Business mathematics - 1891 - 254 pages
...pyramid or cone. RULE. — Multiply the area of the base by one-third the perpendicular hight. 272. A Sphere is a solid bounded by a curved surface, all points of which are equally distant from the center. 273. The Diameter of a sphere is a straight line drawn through its center, terminating... | |
 | John Groesbeck - 1891 - 426 pages
...feet. 469. THE SPHERE. A Sphere is a solid bounded by a curved surface, every point of which is equally distant from a point within, called the centre. The Diameter of a sphere is a right line which passes through the centre and terminates at both ends in the surface, as A, C. ' !<... | |
 | James N. Patrick - Educational psychology - 1891 - 232 pages
...lead is heavier than water; therefore, lead will sink. A circle is a plane figure bounded by a curve, all points of which are equally distant from a point within called the centre; the figure on the blackboard is a plane figure bounded by a curved line, all points of which are equally... | |
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A Sphere is a solid bounded by a curved surface all points of which are equally distant from a point within called the centre. 
