| Eli Todd Tappan - 1868 - 420 páginas
...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 - 192 páginas
...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 - 506 páginas
...diameter 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.... | |
| George Augustus Walton, Electa Nobles Lincoln Walton - 1869 - 336 páginas
...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... | |
| Fletcher Durell - 1911
...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... | |
| Bruce Mervellon Watson, Charles Edward White - 1911 - 404 páginas
...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... | |
| Gustavus Sylvester Kimball - 1911 - 418 páginas
...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... | |
| Charles William Morey - 1911
...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 - 621 páginas
...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 enclosed.... | |
| Glenn Moody Hobbs - 1912
...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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