 | Elias Loomis - Conic sections - 1877 - 458 pages
...• THE CIRCI.E, AND THE MEASURE OF ANGI.ES. Definitions. 1. A circle is a plane figure bounded by a line, all the points of which are equally distant from a point within, called the centre. The line which bounds the circle is called its circumference. 2. Any straight line drawn... | |
 | Samuel Mecutchen, George Mornton Sayre - Arithmetic - 1877 - 200 pages
...divided being 12 and 16 feet respectively? CIRCLES. A Circle is a plane figure bounded by a curve, all the points of which are equally distant from a point within it, called the centre. The Circumference is the curve which bounds the circle. The Radius is any straight... | |
 | Frederic William Bardwell - Arithmetic - 1878 - 416 pages
...vertex to any point of the circumference of its base. A sphere is a body bounded by a curved surface, all the points of which are equally distant from a point within, .called a center. The diameter of a sphere is a straight Hue passing through the center of a sphere, each end... | |
 | Benjamin Greenleaf - Arithmetic - 1879 - 238 pages
...hours? hours in 120 minutes? days in 48 hours ? In 72 hours ? years in 365 days? CIRCULAR MEASURE. 169. A Circle is a plane figure, bounded by a curved line,...which are equally distant from a point within, called the cen- aso° A ter. 170. The Circumference of a circle is its entire bounding line. 171. An Arc of... | |
 | Horatio Nelson Robinson - Arithmetic - 1875 - 472 pages
...plane parallel to the base. THE SPHERE. 772. A Sphere is a body bounded by a uniformly curved surface, all the points of which are equally distant from a point within called the center. 773. The Diameter of a sphere is a straight line passing through the center of the sphere, and terminated... | |
 | Joseph Ray - Arithmetic - 1880 - 420 pages
...directions, latitude, and longitude, in navigation, astronomy, etc. A circle is a plane surface bounded by a line, all the points of which are equally distant from a point within. ARTICLES. LB. EXCEPTIONS. Beans. 60 Me., 64; NY, 62. Coal. 80 f Ohio, 70 of cannel ; Ind., 70 mined... | |
 | George Edward Atwood - Arithmetic - 1894 - 396 pages
...one-third the altitude. SPHERES. 466. A Sphere is a solid bounded by a uniformly curved surface, all points of which are equally distant from a point within called the center. 467. The Diameter of a sphere is a straight line passing through the center and terminating at both... | |
 | John Tilden Prince - Arithmetic - 1894 - 246 pages
...definitions may be taught as previously shown : A circle is a plane figure bounded by a curved line, all points of which are equally distant from a point within, called the center. The circumference of a circle is the line which bounds it. The diameter is a straight line passing... | |
 | Oscar F. Williams - Arithmetic - 1894 - 364 pages
...terminating in a point called a vertex. PYRAMID. 489. A Sphere is a solid bounded by a curved surface, all points of which are equally distant from a point within called the center. SPHERE. 490. The Diameter of a sphere is a line drawn through its center, terminating each way at the... | |
 | Mary Ann Bacon - Arithmetic - 1894 - 270 pages
...CIRCULAR MEASURE. " Circular measure is used in measuring angles and arcs, latitude and longitude. A Circle is a plane figure bounded by a curved line, all points of which are equally distant from a point within called the centre, The bounding line of a circle... | |
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A CIRCLE is a plane figure bounded by a curved line, all the points of which are equally distant from a point within called the center; as the figure ADB E. 
