| 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 of the circumference... | |
| 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,...which is equally distant from a point within called the center. Concentric Circles are such as are drawn around a comtnan center. The CIrmmfrrenceot acirclc... | |
| George D. Pettee - Geometry, Plane - 1896 - 272 pages
...DEFINITIONS 130. 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; as ABC. The circumference is the locus of all points at a radius distance from the centre. 131. An... | |
| Henry Dallas Thompson - Geometry, Solid - 1896 - 226 pages
...SPHERE Definitions and Properties. 177. A spherical surface or sphere is a closed surface, every point of which is equally distant from a point within, called the centre, and which contains all of the points at this distance from the centre. 178. The solid bounded by a... | |
| Seymour Eaton - Business - 1896 - 328 pages
...two sides parallel is called a trapezium. The perimeter of a plane figure is the sum of its sides. 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 boundary line is called... | |
| Edgar Hamilton Nichols - Geometry - 1896 - 178 pages
...INSCRIBED ANGLES. 566. A circle is a figure bounded by a line, called the circumference, every point of which is equally distant from a point within, called the centre. The sign for circle is ©, plural ©; and that for circumference is O, plural ©. You have already... | |
| George Washington Hull - Geometry - 1897 - 408 pages
...dim. of circus = circle; or Gr. kirkns circle.] A plane figure bounded by a curved line every point of which is equally distant from a point within, called the centre. Circumference. [L. circum = around, + ferre = to bear.] The bounding line of a circle. Circumscribe.... | |
| Charles Edward White - Arithmetic - 1897 - 312 pages
...by 4, and every centennial year divisible by 400, is a Leap Year. Circular or Angular Measure. 138. A Circle is a plane figure bounded by a curved line, every point of which is equally distant from the centre. 139. The bounding line of a circle is the Circumference.... | |
| George Albert Wentworth, George Anthony Hill - Arithmetic - 1897 - 476 pages
...square yard. 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. A line drawn from the centre to the circumference is called a radius, and a line drawn through the... | |
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