 A Circle is a plane figure bounded by a curved line, called the Circumference, all points of which are equally distant from a point within, called the Centre.  A Grammar School Arithmetic - Page 113by George Albert Wentworth - 1889 - 451 pagesFull view - About this book
 | Anthony Nesbit - Plane trigonometry - 1847 - 492 pages
...regular polygon has all its sides and angles equal, they are unequal, the polygon is irregular. 38. A circle is a plane figure, bounded by a curved line, called the circumference, which is everywhere equidistant from a certain point within it, called the centre. 39. The circumference... | |
 | James Wharton - 1847 - 224 pages
...eleven ; and a duodecagon of twelve sides. 34. A regular polygon has all its sides and angles equal. 35. A circle is a plane figure, bounded by a curved line, called the circumference, which is everywhere equi- д distant from a certain point within it, called the centre. 36. The diameter... | |
 | James Bates Thomson - Arithmetic - 1847 - 432 pages
...diameter by 3.14159. (Leg. V. 11. Sch.) Note. — The circumference of a circle is a curve line, all the points of which are equally distant from a point within, called the centre. The diameter of a. circle is a straight line which passes through the centre, and is terminated on... | |
 | Benjamin Peirce - Geometry - 1847 - 204 pages
...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. 416. Corollary. The sphere may be conceived to be generated by the revolution of a semicircle, DAE... | |
 | James Bates Thomson - Arithmetic - 1848 - 432 pages
...diameter by 3.14159. (Leg. V. 11. Sch.) Note.—The circumference of a circle is a curve line, all the points of which are equally distant from a point within, called the centre. The diameter of a circle is a straight line which passes through the centre, and is terminated on both... | |
 | Almon Ticknor - Measurement - 1849 - 156 pages
...— THE CIRCLE AND MEASUREMENT or ANGLES. 27. The circumference of a circle is a curved line, all the points of which are equally distant from a point within, called the centre. Every straight line, CA, CE, ,CD, drawn from the centre to the circumference is called a radius, or... | |
 | Rufus Putnam - Arithmetic - 1849 - 402 pages
...middle of the opposite end. 10. A SPHERE, or GLOBE, is a solid bounded by a curve surface, all the points of which are equally distant from a point within called the centre. 11. A hemisphere is half a sphere. 12. The axis or diameter of a sphere is a line passing through the... | |
 | Charles Davies - Trigonometry - 1849 - 372 pages
...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 Ihe space terminated by this curved line.* 2. Every straight line, CA, CE, CD, drawn... | |
 | John Radford Young - Measurement - 1850 - 294 pages
...defined when we come to speak of those figures. It will be sufficient here merely to state that — 24. A CIRCLE is a plane figure bounded by a curved line called the circumference of the circle, which is such, that at every point of it, it is equally distant from a certain point... | |
 | Roswell Chamberlain Smith - Arithmetic - 1850 - 314 pages
...entire distance round it; and is found by adding together all the sides that Fig. 14. bound it. 34. A CIRCLE is a plane figure bounded by a curved line, called the Circumference or Periphery ; which is every where equally distant from a certain point within it, called the CENTRE.... | |
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