Books Books 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. Elements of Geometry and Trigonometry: With Notes - Page 22
by Adrien Marie Legendre - 1822 - 367 pages ## Elements of Geometry

Adrien Marie Legendre - Geometry - 1819 - 208 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... ## Elements of Geometry

Adrien Marie Legendre - Geometry - 1825 - 280 pages
...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...centre. The circle is the space terminated by this curved line*. 91. Every straight line CA, CE, CD (fig. 46), &c. drawn from the centre to the circumference... ## Elements of Geometry

Adrien Marie Legendre - 1825 - 574 pages
...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...centre. The circle is the space terminated by this curved line*. 46. 91. Every straight line CA, CE, CD (fig. 46), &c. drawn from the centre to the circumference... ## Elements of Geometry

Adrien Marie Legendre - Geometry - 1825 - 224 pages
...SECTION THIRD. Of the Sphere. DEFINITIONS. ' 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 DAE (fig. 220) about its... ## Elements of Geometry

Adrien Marie Legendre - Geometry - 1825 - 224 pages
...SECTION THIRD. • Of the Sphere. DEFINITIONS. 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 DAE (fig. 220) about its... ## Elements of Geometry: With Practical Applications, for the Use of Schools

Timothy Walker - Geometry - 1829 - 129 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.... ## Elements of Geometry and Trigonometry

Adrien Marie Legendre - Geometry - 1836 - 359 pages
...pyramid is said to be inscribed in the cone. 8. The 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 DAE about its diameter DE... ## Elements of Geometry and Trigonometry

Adrien Marie Legendre - Geometry - 1837 - 359 pages
...therefore, MxR : NxS : : PxT : QxV. BOOK III. THE CIRCLE, AND THE MEASUREMENT OF ANGLES Definitions. I/The circumference of a circle is a curve'! line, all the...from a point within, called the centre. The circle is (.he space terminated by A. this curved line.* 2. Every straight line, CA, CE, CD, drawn from the centre... ## An Elementary Treatise on Plane and Solid Geometry

Benjamin Peirce - Geometry - 1837 - 159 pages
...Sphere. CHAPTER XVIII. THE SPHERE. 415. Definition. 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. 41G. Corollary. The sphere may be conceived to be generated l,y the revolution of a semicircle, DAE... 