| Elias Loomis - Geometry - 1871 - 302 pages
...CIRCLE, AND THE MEASURE OF ANGLES. Definitions. 1. A circle is a plane figure bounded by a line, evory **point of which is equally distant from a point within, called the center.** This bounding line is called the circumference of the circle. 2. A radius of a circle is a straight... | |
| Benjamin Greenleaf - Arithmetic - 1871 - 350 pages
...9.162-J- feet. THE SPHERE. 362. A Sphere is a solid, bounded by one continued convex surface, every part **of which is equally distant from a point within, called the center.** The Axis or Diameter of a sphere is a line passing through the center, arid terminated by the surface.... | |
| William Frothingham Bradbury - Geometry - 1872 - 124 pages
...described on the diagonal of a square is double the square itself. BOOK III. THE CIRCLE. DEFINITIONS. 1. **A Circle is a plane figure bounded by a curved line...which is equally distant from a point within called** the centre ; as ABD E. 2. The Eadius of a circle is a line drawn from the centre to the circumference... | |
| William Frothingham Bradbury - Geometry - 1872 - 268 pages
...triangles similarly situated are similar. BOOK III. F THE CIRCLE. DEFINITIONS. 1. A Circle is a piano **figure bounded by a curved line called the circumference,...which is equally distant from a point within called** the centre ; as ABD E. 2. The Radius of a circle is a lino drawn from the centre to the circumference... | |
| George Payn Quackenbos - Arithmetic - 1872 - 348 pages
...used in connection with angles and parts of circles. 273. A Circle is a figure bounded by a curve, **every point of which is equally distant from a point within, called** the Centre. The Circumference of a circle is the curve that _A|bounds it. A Diameter is a straight... | |
| Charles Davies - Geometry - 1872 - 464 pages
...AND TIIK MEASUREMENT OF ANGLES DEFINITIONS. 1. A CIRCLE is a plane figure, bounded by a curved line, **every point of which is equally distant from a point within, called** the centre. The bounding line is called the circumference. 2. A RADIUS is a straight line drawn from... | |
| James Bates Thomson - Arithmetic - 1872 - 234 pages
...in Astronomy. 36. What is a Circle ? A Circle is a plane figure bounded by a curve line, every part **of which is equally distant from a point within called the center.** 37. What is the Circumference of a Circle ? The Circumference of a Circle is the curve line by which... | |
| William Frothingham Bradbury - Geometry - 1873 - 292 pages
...described on the diagonal of a square is double the square itself. BOOK III. THE CIRCLE. DEFINITIONS. 1 , **A Circle is a plane figure bounded by a curved line...which is equally distant from a point within called** the centre ; as ABD E. 2« The Badins of a circle is a line drawn from the centre to the circumference... | |
| James Bates Thomson - Arithmetic - 1873 - 158 pages
...astronomy. 3. What is a circle ? Ans. A Circle is a plane figure bounded by a curve line, every part **of which is equally distant from a point within called the center.** 4. What is the circumference of a circle ? Ans. The Circumference of a circle is the curve line by... | |
| Gerardus Beekman Docharty - Calculus - 1865 - 328 pages
...of intersection. CHAPTER II. ON THE CIRCLE. (28.) The circumference of the circle is a plane curve, **every point of which is equally distant from a point within called** the centre. PROPOSITION I. (29.) The equation of the circle referred to oblique axes is (xx'Y+(yy'Y±1(xx')... | |
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