 | Jeremiah Day - Measurement - 1815 - 388 pages
...CIRCLE AND ITS PARTS. Aw. 18. Definition LA J *- by a hne winch is equally distant in all its parts from a point within called the centre. The bounding line is called the circumference or periphery! An arc is any portion of the circumference. A semi-circle is half, and a quadrant one... | |
 | Adrien Marie Legendre - Geometry - 1819 - 574 pages
...SECTION THIRD. Of the Sphere. DEFTNITIONS. 437. A sphere is a solid terminated by a curved surface all the points of which are equally distant from a point within called the centre. The sphere may be conceived to be generated by the revolution of a semicircle I LIE (Jig. 220) about its... | |
 | Adrien Marie Legendre - Geometry - 1822 - 394 pages
...a3. BOOK VII. THE SPHERE. Definitions. I. The sphere is a solid terminated by a curve surface, a1' the points of which are equally distant from a point within, called the centre. D The sphere may be conceived to be generated by the revolution of a semicircle DAE about its diameter... | |
 | Jeremiah Day - Geometry - 1824 - 440 pages
...AET. 18. Definition!. A °IRC..LE » « I Plane .. by a line which is equally distant in all its parts from a point within called the centre. The bounding line is called the circumference or periphery. An arc is any portion of the circumference. A semi-circle is half, and a quadrant one-fourth,... | |
 | Adrien Marie Legendre, John Farrar - Geometry - 1825 - 280 pages
...SECOND. Of the Circle and the Measure of Angles. DEFINITIONS. 90. THE circumference of a circle is a curved line all the points of which are equally distant from a point within called the centre. The circle is the space terminated by this curved line*. Fig. 46. 91. Every straight line CA, C£, CD (fig.... | |
 | Adrien Marie Legendre - 1825 - 570 pages
...SECOND. Of the Circle and the Measure of Angles. DEFINITIONS. ^0. THE circumference of a circle is a curved line all the points of which are equally distant from a point within called the centre. The circle is the space terminated by this curved line*. 46. 91. Every straight line CA, CE, CD (fig. 46),... | |
 | Adrien Marie Legendre, John Farrar - Geometry - 1825 - 294 pages
...SECOND. , Of the Circle and the Measure of Angles. DEFINITIONS. 90. THE circumference of a circle is a curved line all the points of which are equally distant from a point within called the centre. The circle is the space terminated by this curved line*. . ^ Fig.,46. 91. Every straight line CA, CE, CD... | |
 | Adrien Marie Legendre - Geometry - 1828 - 346 pages
...: a2. BOOK VII. THE SPHERE. Definitions. 437. 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. D The sphere may be conceived to be generated by the revolution of a semicircle DAE about its diameter... | |
 | Timothy Walker - Geometry - 1829 - 138 pages
...described by the point B the circumference of a circle, which we define to be — a curved line fill the points of which are equally distant from a point within called the centre — . The whole space enclosed is called a circle, the moving line AB a radius, and the fixed point A the centre.... | |
 | Adrien Marie Legendre - Geometry - 1830 - 344 pages
...: a2. BOOK VII. THE SPHERE. Definitions. 437. 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. The sphere may be conceived to be generated by the revolution of a semicircle DAE about its diameter DE];... | |
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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 Centre. 
