 | Henry Kiddle - Astronomy - 1868 - 300 pages
...ellipse may be nearly expressed by .5. 30. A SPHERE, or GLOBE, is a round body every point of the surface of which, is equally distant from a point within, called the centre. 31. A HEMISPHERE is a half of a globe. 32. The DIAMETER of a sphere is a straight line drawn * Major... | |
 | Joseph Ray - Arithmetic - 1857 - 358 pages
...diagonal of the square. 19. A CIRCLE is a figure bounded by a curvo line, called the circumference, every part of •which is equally distant from a point within, called the center. A DIAJIETEK is a straight line passing through the center and terminated both ways by the... | |
 | George Augustus Walton, Electa Nobles Lincoln Walton - Arithmetic - 1869 - 350 pages
...a slate, is a plane surface. Fig. 1. Fig 2. 326. A plane surface, as in Pig. 1, bounded by a line, every part of which is equally distant from a point within, called the centre, is a Circle. 3*37. The bounding line is called the Circumference of the circle. Anj' part of the circumference... | |
 | Wilshire S. Courtney - Agriculture - 1869 - 532 pages
...centre is called the minor diameter. A Sphere is a solid, bounded by a convex surface, every point of which is equally distant from a point within called the centre ; as, Fig. 22. A Spheroid is a solid, generated by the revolution of an ellipse about one of its diameters.... | |
 | Dana Pond Colburn - 1871 - 392 pages
...corner. How much farther did he travel than he would if he had gone in a straight line all the way ? 83O. Solids. (a.) A SPHERE is a solid bounded by a curved...equally distant from a point within, called the centre. (i.) A line drawn from the centre to the surface is called a RADIUS, and a line drawn from any point... | |
 | George Augustus Walton, Electa N. L. Walton - Arithmetic - 1871 - 348 pages
...distance between the perimeters of the two bases is the slant height. 597. A solid (Fig. 9) bounded by a surface every part of which is equally distant from a point within called the centre, is a globe or sphere. NOTE. — A circle which divides a sphere into two equal parts is a great circle... | |
 | Charles Davies - Geometry - 1872 - 464 pages
...MEASUREMENT OF ANGLES DEFINITIONS. 1. A CIRCLE is a plane figure, bounded by a curved line, every point of which is equally distant from a point within, called the centre. The bounding line is called the circumference. 2. A RADIUS is a straight line drawn from the centre... | |
 | George Payn Quackenbos - Arithmetic - 1872 - 350 pages
...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... | |
 | James Bates Thomson - Arithmetic - 1872 - 234 pages
...used only in Astronomy. 36. What is a Circle ? A Circle is a plane figure bounded by a curve line, every part of which is equally distant from a point within called the center. 37. What is the Circumference of a Circle ? The Circumference of a Circle is the curve... | |
 | William Frothingham Bradbury - Geometry - 1872 - 262 pages
...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.... | |
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A Circle is a plane figure bounded by a curved line called a circumference, every point of which is equally distant from a point within called the centre. 
