 | Malcolm MacVicar - Arithmetic - 1876 - 412 pages
...date was he born ? CIRCULAR MEASURE. 428. 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. 429. A Circumference is the line that bounds a circle. 430. -A Degree is one of the 360 equal parts... | |
 | George Albert Wentworth - Geometry - 1877 - 416 pages
...sides meet in a point. BOOK П. CIRCLES. DEFINITIONS. 160. DEF. 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 Centre. 161. DEF. The Circumference of a circle is the line which bounds the circle. 162. DEF. A Radius of... | |
 | George Albert Wentworth - Geometry - 1877 - 426 pages
...sides meet in a point. BOOK II. CIRCLES. DEFINITIONS. 160. DEF. A Сircle is a plane figuro bounded by a curved line, all the points of which are equally distant from a point within called the Сentre. 161. DEF. The Сircumference of a circle is the line which bounds the circle. 162. DEF.... | |
 | George Albert Wentworth - Geometry - 1877 - 416 pages
...vRr. BOOK VIII. THE SPHERE. ON SECTIONS AND 669. DEF. A Sphere is a solid bounded by a surface all points of which are equally distant from a point within called the centre. A sphere may be generated by the revolution of a semicircle about its diameter as an axis. 670. DEF.... | |
 | Elias Loomis - Conic sections - 1877 - 458 pages
...IX. SPHERICAL GEOMETRY. Definitions. \. A sphere is a solid bounded by a curved surface, all the A. points of which are equally distant from a point within called the centre. A sphere may be conceived to be described by the revolution of a semicircle ADB about its diameter... | |
 | 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 ? In 72 hours ? years in 365 days? CIRCULAR MEASURE. 169. 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 cen- aso° A ter. 170. The Circumference of a circle is its entire bounding line. 171. An Arc of... | |
 | 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... | |
 | 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,... | |
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CIRCLE is a plane figure bounded by a curved line, all the points of which are equally distant from a point within called the centre; as the figure ADB E. 
