 | George Albert Wentworth - Geometry, Modern - 1899 - 272 pages
...BOOK II. THE CIRCLE. DEFINITIONS. 216. A circle is a portion of a plane bounded by a curved line, all points of which are equally distant from a point within called the centre. The bounding line is called the circumference of the circle. 217. A radius is a straight line from the... | |
 | George Albert Wentworth - Geometry - 1899 - 496 pages
...BOOK II. THE CIRCLE. DEFINITIONS. 216. A circle is a portion of a plane bounded by a curved line, all points of which are equally distant from a point within called the centre. The bounding line is called the circumference of the circle. 217. A radius is a straight line from the... | |
 | William Taylor Campbell - Geometry - 1899 - 268 pages
...AND LINES The circle is the face itself, and is defined as a face bounded by a curved line all parts of which are equally distant from a point within called the centre. The word "circle" is sometimes applied to the curve which bounds it, just as the word " ring " may refer... | |
 | Webster Wells - Geometry - 1899 - 196 pages
...line tangent to the base. THE SPHERE. DEFINITIONS. 561. A sphere is a solid bounded by a surface, all points of which are equally distant from a point within called the centre. A radius of a sphere is a straight line drawn from the centre to the surface. A diameter is a straight... | |
 | George Albert Wentworth - Geometry, Solid - 1899 - 246 pages
...THE SPHERE. PLANE SECTIONS AND TANGENT PLANES. 737. DEF. A sphere is a solid bounded by a surface all points of which are equally distant from a point within called the centre. 738. A sphere may be generated by the revolution of a semicircle ACB about its diameter AB as an axis.... | |
 | Webster Wells - Geometry - 1899 - 424 pages
...line tangent to the bum'. THE SPHERE. DEFINITIONS. 561. A sphere is a solid bounded by a surface, all points of which are equally distant from a point within called the centre. A radius of a sphere is a straight line drawn from the centre to the surface. A diameter is a straight... | |
 | George Albert Wentworth - Geometry - 1899 - 500 pages
...THE SPHERE. PLANE SECTIONS AND TANGENT PLANES. 737. DBF. A sphere is a solid bounded by a surface all points of which are equally distant from a point within called the centre. 738. A sphere may be generated by the revolution of a semicircle ACB about its diameter AB as an axis.... | |
 | Edward Brooks - Geometry, Modern - 1901 - 278 pages
...CIRCLE AND THE MEASURE OF ANGLES. DEFINITIONS. 1. 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. 2. The CIRCUMFERENCE of acircle is the line which bounds the circle. A Semi-circumference is one-half... | |
 | Arthur Schultze, Frank Louis Sevenoak - Geometry - 1902 - 394 pages
...inches, find the altitude of the frustum. BOOK VIH THE SPHERE 671. DEF. A sphere is a solid bounded by a surface, all the points of which are equally distant from a point within called the center. 672. DEF. The radius of a sphere is a straight line drawn from the center to any point... | |
 | Arthur Schultze - 1901 - 392 pages
...inches, find the altitude of the frustum. BOOK VIII THE SPHERE 671. DBF. A sphere is a solid bounded by a surface, all the points of which are equally distant from a point within called the center. 672. DBF. The radius of a sphere is a straight line drawn from the center to any point... | |
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THE sphere is a solid terminated by a curve surface, all the points of which are equally distant from a point within, called the centre. 
