 | Eli Todd Tappan - Geometry - 1868 - 444 pages
...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 more than... | |
 | John Fair Stoddard - Arithmetic - 1868 - 428 pages
...Ans. 183 cu.ft. SPHERES. 514. A Sphere, or Globe is a solid, bounded by a convex surface, every point of which is equally distant from a point within called the center. The Diameter of a sphere is a line passing through its centre and terminating in its surface. The Radius... | |
 | George Augustus Walton, Electa Nobles Lincoln Walton - Arithmetic - 1869 - 350 pages
...surface of 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... | |
 | Benjamin Greenleaf - Arithmetic - 1870 - 336 pages
...distance from one of the lower corners to an opposite upper corner. Ans. 32.3-)- feet. 289t A Cirele is a plane figure bounded by a curved line, every part of which is equally distant from a point called the center. The Cirenmferenee or Periphery of a circle is the line which bounds it. The Diameter... | |
 | Benjamin Greenleaf - Arithmetic - 1871 - 350 pages
...distance from one of the lower corners to an opposite upper corner. Ans. 32.3-[- feet. 289. A Cirele is a plane figure bounded by a curved line, every part of which is equally distant from a point called the center. The Cirenmferenee or Periphery of a circle is the line which bounds it. The Diameter... | |
 | George Augustus Walton, Electa N. L. Walton - Arithmetic - 1871 - 348 pages
...direction, as the 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... | |
 | Elias Loomis - Geometry - 1871 - 302 pages
...AND THE MEASURE OF ANGLES. Definitions. 1. A circle is a plane figure bounded by a line, evory point of which is equally distant from a point within, called the center. This bounding line is called the circumference of the circle. 2. A radius of a circle is a straight... | |
 | Hiram Mattison - 1872 - 264 pages
...eWitfua, unrjua(. (£« ebtuae and acute angltxl.) r 1 &>*,•!' 18. ClRCLra AND El.UPSE3. (^•U~ JA Circle is a plane figure, bounded by a curved line,...equally distant from a point within called the center. Concentric Circles are such as are drawn around a comtnan center. The CIrmmfrrenceot acirclc is the... | |
 | Shelton Palmer Sanford - Arithmetic - 1872 - 404 pages
...wide at one end, and 1ft. 9in. wide at the other ? Ans. 32 sq. ft. THE CIRCLE. ART. 362. A CIRCLE is a figure bounded by a curved line, every part of which is equally distant from a point within •Killed the centre. The circumference of a circle is the lin« which bounds it. The diameter is a... | |
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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. 
