| Benjamin Greenleaf - Arithmetic - 1858 - 444 pages
...ft., nearly. SPHERES, SPHEROIDS, &c. 660> A sphere is a solid, bounded by a curved surface, every part **of which is equally distant from a point within, called the centre.** The axis or diameter of a sphere is a line passing through the centre, and terminated by the surface... | |
| William E. Bell - Bridges - 1859 - 134 pages
...which have like positions in similar polygons. 34. The circumference of a circle is a curved line, **every point of which is equally distant from a point within, called the centre.** 35. The circle is the surface bounded by the circumference. 36. A radius of a circle is a straight... | |
| Isaac Todhunter - 1859
...Polyhedrons 96 XIII. Miscellaneous Propositions ...... 104 I. GREAT AND SMALL CIRCLES. 1. A SPHERE is a solid **bounded by a surface every point of which is equally distant from a** fixed point which is called the centre of the sphere. The straight line which joins any point of the... | |
| Elias Loomis - Calculus - 1859 - 277 pages
...cos. v, y=r sin. v. SECTION IT. ON THE CIRCLE. (32.) A CIRCLE is a plane figure bounded by a line, **every point of which is equally distant from a' point within called** the center. This bounding line is called the circumference of the circle. A radius of a circle is a... | |
| Anthony Nesbit - Measurement - 1859 - 450 pages
...axis or diameter of the sphere ; or it is a solid bounded by one continued convex surface, every part **of which is equally distant from a point within, called the centre.** . 14. The segment of a sphere is any part of it cut ofF by a plane. If the plane pass through the centre,... | |
| George Payn Quackenbos - Physics - 1860 - 450 pages
...one that changes its direction at every point; as, G H. 4. A Circle is a figure bounded by a curve, **every point. of which is equally distant from a point within, called the Centre.** Fig. 16 represents a circle, and E its centre. 5. The Circumference of a circle U the curve that bounds... | |
| Dana Pond Colburn - 1860
...straight line all the way ? 23O. Solids. (a.) A SPHERE is a solid bounded by a curved surface, every part **of which is equally distant from a point within, called the centre.** (6.) A line drawn from the centre to the surface is called a RADIUS, and a line drawn from any point... | |
| John Williams (of Lancaster, O.) - English language - 1860 - 360 pages
...Of Curvilinear Figures. A CIRCLE is a plain figure bounded by a curve line called the circumference, **every point of which is equally distant from a point within called** the center. An ELLIPSE has the form of a flattened circle, and may be formed / by passing • a plane... | |
| Sophia S. Cornell - Science - 1861 - 405 pages
...the magnitude of the radius. Definition of a Sphere.—A Sphere is a tody hounded hy one continuous **surface, every point of which is equally distant from a point within called** its centre. Any line drawn from the centre to the surface is called a radius. A line passing through... | |
| Benjamin Greenleaf - Mathematics - 1861 - 324 pages
...feet. THK SPIIERE. ART. 362. A SPHERE is a solid, bounded by one continued convex surface, every part **of which is equally distant from a point within, called the centre.** The axis or diameter of a sphere is a line passing through the centre, and terminated by the surface.... | |
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