 | George Augustus Walton, Electa N. L. Walton - Arithmetic - 1871 - 348 pages
...surface of a slate, is a plane surface. 336. A plane surface, as in Fig. 1, bounded by a line, every part of which is equally distant from a point within, called the centre, is a Circle. 337. The bounding line is called the Circumference of the circle. Any part of the circumference... | |
 | William Frothingham Bradbury - Geometry - 1872 - 262 pages
...CIRCLE. DEFINITIONS. 1. A Circle is a piano figure bounded by a curved line called the circumference, every point of which is equally distant from a point within called the centre ; as ABD E. 2. The Radius of a circle is a lino drawn from the centre to the circumference ; as C D.... | |
 | William Frothingham Bradbury - Geometry - 1872 - 124 pages
...CIRCLE. DEFINITIONS. 1. A Circle is a plane figure bounded by a curved line called the circumference, every point of which is equally distant from a point within called the centre ; as ABD E. 2. The Eadius of a circle is a line drawn from the centre to the circumference ; as C D.... | |
 | Charles Davies - Geometry - 1872 - 464 pages
...cone, along lines which are called 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... | |
 | George Payn Quackenbos - Arithmetic - 1872 - 350 pages
...at 20c. a cubic foot? Ans. $8.48. 537. SPHERES. — A Sphere is a body bounded by a curved surface, every point of which is equally distant from a point within, called the centre. RULES. — I. To find the surface of a sphere, multiply the square of the diameter by 3.14159. IL To... | |
 | Edward Olney - 1872 - 270 pages
...ITS CLOSE. SECTION V. OF THE SPHERE.* 532. A Sphere is a solid bounded by a surface every point in which is equally distant from a point within called the Centre. The distance from the centre to the surface is the Radius, and a line passing through the centre and limited... | |
 | Alvord D. Robinson - Arithmetic - 1902 - 652 pages
...and longitude, and computing differences in time. A Circle is a plane figure bounded by a curved Une, every point of which is equally distant from a point within, called the center. The Circumference is the bounding line of a circle. The Radius of a circle is a straight... | |
 | Joseph Battell - Force and energy - 1903 - 722 pages
...circumference. "Ellen will revise: "A circle is a figure, bounded by a line called the circumference, every point of which is equally distant from a point within, called the centre. " An arc is any part of a circumference. "A radius is any straight line from the centre to the circumference.... | |
 | Gordon Augustus Southworth - Arithmetic - 1903 - 152 pages
...bank. Chord. A straight line joining the ends of an arc. Circle. A plane surface bounded by a curve every point of which is equally distant from a point within called the centre. Circumference. The perimeter or boundary of a circle. Commission. A percentage paid to an agent for... | |
 | Nehemiah Hawkins - Mechanical drawing - 1903 - 328 pages
...three dimensions — length, breadth and thickness. SPHERE. — A solid bounded by a curved surface every point of which is equally distant from a point within called the center. SURFACE. — The boundary of a solid. It has but two dimensions — length and breadth.... | |
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A sphere is a solid bounded by a curved surface, every point of which is equally distant from a point within called the center. 
