| Adrien Marie Legendre - Geometry - 1825 - 280 pages
...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*. 91. Every straight line CA, CE, CD (fig. 46),... | |
| Adrien Marie Legendre - Geometry - 1828 - 346 pages
...of these polyedrons : we shall have P : p : : A2 : a2. BOOK VII. THE SPHERE. Definitions. 437. The **sphere is a solid terminated by a curve surface, all...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 - 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.... | |
| Adrien Marie Legendre - Geometry - 1830 - 344 pages
...of these polyedrons : we shall have P : p : : A2 : a2. BOOK VII. THE SPHERE. Definitions. 437. The **sphere is a solid terminated by a curve surface, all...DAE, will have all its points equally distant from** its centre C. 438. The radius of a sphere is a straight line drawn from the centre to any point of... | |
| Francis Lieber, Edward Wigglesworth, Thomas Gamaliel Bradford, Henry Vethake - Encyclopedias and dictionaries - 1831 - 646 pages
...ratified by his son, Meredyd ap Owen, February 24, 141ß. GLOBE, in geometry ; a round, solid body, which **may be conceived to be generated by the revolution of a semicircle** about its diameter. (See Splicre.) Globe, or Artificial Globe, in geography and astronomy, is more... | |
| Francis Lieber, Edward Wigglesworth - Encyclopedias and dictionaries - 1831 - 650 pages
...ratified by his son, Meredyd ap Owen, February 24, 1416. GLOBE, in geometry ; a round, solid body, which **may be conceived to be generated by the revolution of a semicircle** about its diameter. (See Sphere.) Globe, or Artificial Globe, in geography and astronomy, is more particularly... | |
| Adrien Marie Legendre - Geometry - 1836 - 359 pages
...CIRCLE, AND THE MEASUREMENT OF ANGLES. Definitions. 1. 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.* 2. Every straight line, CA, CE, CD, drawn from... | |
| Benjamin Peirce - Geometry - 1837 - 216 pages
...of a 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... | |
| Adrien Marie Legendre - Geometry - 1838 - 386 pages
...THE MEASUREMENT OF ANGLES. Definitions. 1. The circumference of a circle is a curved line, all die **points of which are equally distant from a point within, called the centre. The** circle is Ihe space terminated by this curved line.* 2. Every straight line, CA, CE, CD, drawn from... | |
| Benjamin Greenleaf - Arithmetic - 1839 - 305 pages
...base. 8. A sphere is a solid, bounded by one continued convex surface, every point of which is equally **distant from a point within, called the centre. The sphere may be conceived to be** formed by the revolution of a semicircle about its diameter, which remains fixed. A hemisphere is half... | |
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