| Frederick Thomas Hodgson - Architecture, Domestic - 1904 - 254 pages
...revolution of an ellipse about either of its axes. C. A sphere is a solid, terminated by a curved surface, **all the points of which are equally distant from a point within, called** the center. A sphere may be described by the revolution of a semicircle about a diameter. 7. A radius... | |
| George Albert Wentworth - Geometry - 1904 - 496 pages
...THE SPHERE. PLANE SECTIONS AND TANGENT PLANES. 737. DBF. A sphere is a solid bounded by a surface all **points of which are equally distant from a point within called the centre.** 738. A sphere may be generated by the revolution of a semicircle ACB about its diameter AB as an axis.... | |
| Frank Eugene Kidder - Architecture - 1908 - 1756 pages
...perimeter is the boundary line of a plane figure. A circle is a portion of a plane bounded by a curve, **all the points of which are equally distant from a point within called the centre** (Fig. 19). The circumference is the curve which bounds the circle. A radius is any straight line drawn... | |
| Webster Wells - Geometry - 1908 - 338 pages
...legs. 23. We define a circle as a portion of a plane bounded by a curve, called the circumference, all **points of which are equally distant from a point within called the centre.** An arc is any portion of the circumference ; as AB. A radius is a straight line drawn from the centre... | |
| Webster Wells - Geometry, Plane - 1908 - 208 pages
...B 23. We define a circle as a portion of a plane bounded by a curve, called the circumference, all **points of which are equally distant from a point within called the centre.** An arc is any portion of the circumference ; as AB. A radius is a straight line drawn from the centre... | |
| James Edwin Creighton - Logic - 1909 - 548 pages
...mathematics, for example, a circle may be defined equally well as 'a plane figure bounded by a line, all **points of which are equally distant from a point within called the centre,'** or as' the plane figure generated by revolving a straight line about one of its extremities which remains... | |
| Gustavus Sylvester Kimball - Business mathematics - 1911 - 444 pages
...which is a unit of some known length. 365. A sphere is a body bounded by a uniformly curved surface, **all the points of which are equally distant from a point within, called** the center. 366. To find the convex surface of any prism or cylinder. Rule. Multiply the perimeter... | |
| Frederick Thomas Hodgson - 1917 - 716 pages
...revolution of an ellipse about either of its axes. 6. A sphere is a solid, terminated by a curved surface, **all the points of which are equally distant from a point within, called** the center. A sphere may be described by the revolution of a semicircle about a diameter. 7. A radius... | |
| 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.... | |
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