 | Bruce Mervellon Watson, Charles Edward White - Arithmetic - 1911 - 424 pages
...passes through how many degrees in 12 hours ? In 1 hour ? 189. A plane figure bounded by a curved line, every point of which is equally distant from a point within, called the center, is a circle. The boundary line of a circle is its circumference. Any part of a circumference is an... | |
 | Fletcher Durell - 1911 - 446 pages
...are plane figures. A cube is not a plane figure. A circle is a plane figure bounded by a curved line, every point of which is equally distant from a point within, called the center. The circumference is the line which bounds a circle. A quadrant is one of the four equal parts into... | |
 | Larkin Dunton, Augustus Hill Kelley - English language - 1911 - 356 pages
...is a word used instead of a noun ; a circle is a plane figure bounded by a straight line every part of which is equally distant from a point within called the center, are good illustrations of exposition. It may not be so easy to define some of the simple things with... | |
 | Henry John Spooner - Geometrical drawing - 1911 - 196 pages
...The Sphere ' (Gr. splIdira. " a ball ") (Fig. 594) is a solid contained within one uniform surface, every point of which is equally distant from a point within called the centre, and may be conceived to be generated by the revolution of a semicircle about its diameter,... | |
 | Edward L. Bates, Frederick Charlesworth - Geometry - 1912 - 648 pages
...plane, such, for example, as any curve traced on a perfectly true drawing-board. See a, b, c, Fig. 1. 3. A circle is a plane figure bounded by a curved line...which is equally distant from a point within called the centre. The circumference is sometimes referred to as the circle when no reference is being made... | |
 | W. G. Wallace - Locomotives - 1912 - 660 pages
...hands move. Fig. 70. A circle is defined as an area, or plane surface, boundtd by a line, called its circumference, every point of which is equally distant from a point within called the center. The distance from the center of the circle to the circumference is called the radius. A degree of angle... | |
 | Glenn Moody Hobbs - 1912 - 100 pages
...and a base whose diameter is 15 feet. SPHERES 99. A sphere is a solid bounded by a curved surface, every point of which is equally distant from a point within called the center. The diameter is a straight line drawn through the center and having its extremities in the curved surface.... | |
 | Jennings Cropper Wise - Artillery, Field and mountain - 1912 - 352 pages
...rectangle, one with four right angles. CIRCLES.—A circle is a plane surface bounded by a curved line every point of which is equally distant from a point within, called the center. A circumference is the curved bounding line of a circle. TEAPEZOID PARALLELOGRAMS. Rhomboid. RbombuB.... | |
 | 1912 - 446 pages
...and all 'ts angles are right angles. A sphere is a solid body bounded by a single surface, every part of which is equally distant from a point within, called the center of the sphere. A cylinder is a solid body whose ends are circles of equal diameter, and whose exterior... | |
 | John William Hopkins, Patrick Healy Underwood - Arithmetic - 1912 - 406 pages
...400. CIRCULAR ARC MEASURE A plane is a flat surface. A figure in a plane is called a plane figure. circumference, every point of which is equally distant from a point within the figure called the center. A straight line from the center of a circle to the circumference is called... | |
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A Circle is a plane figure bounded by a curved line every point of which is equally distant from a point within called the center. 
