 | Eli Todd Tappan - 1868 - 444 σελίδες
...the following definitions: A CIRCLE is a portion of a plane bounded by a line called a CIRCUMFERENCE, every point of which is equally distant from a point within called the CENTER. 146. Theorem. — A circumference is curved throughout. For a straight line can not have... | |
 | Philip Thomas Main - 1868 - 224 σελίδες
...definitions and prove a few propositions relating to the geometry of the sphere. DBF. A sphere is a surface every point of which is equally distant from a point within it called the centre. It follows at once that every plane section of a sphere through the centre is... | |
 | Wilshire S. Courtney - 1869 - 532 σελίδες
...perpendicular to AB at its 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.... | |
 | Gustavus Sylvester Kimball - 1911 - 444 σελίδες
...acre? The Circle 338. 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 center. 339. The perimeter of any plane figure is the distance around it. The diameter of a circle... | |
 | Bruce Mervellon Watson, Charles Edward White - 1911 - 424 σελίδες
...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... | |
 | Fletcher Durell - 1911 - 446 σελίδες
...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... | |
 | Charles William Morey - 1911 - 154 σελίδες
...to hr. 19. 81 gal. to qt. 20. 15| bu. to qt. CIRCLES A circle is a surface bounded by a curved line every point of which is equally distant from a point within called the center. The boundary line is the circumference. A diameter of a circle is a straight line running... | |
 | Edward L. Bates, Frederick Charlesworth - 1912 - 648 σελίδες
...See a, b, c, Fig. 1. 3. 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. The circumference is sometimes referred to as the circle when no reference is being made to the space... | |
 | Jennings Cropper Wise - 1912 - 352 σελίδες
...triangular, quadrangular, hexangular, octangular, conical. SPHERES—A sphere is a solid bounded by a curved surface every point of which is equally distant from a point within called the center, A diameter of a sphere is a straight line SPHERE passing through the center and ending... | |
 | Glenn Moody Hobbs - 1912 - 100 σελίδες
...of 21 feet 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... | |
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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. 
