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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.
An Elementary Treatise on Plane and Solid Geometry - Page 24
by Benjamin Peirce - 1837 - 150 pages

## Bryant and Stratton's Commercial Arithmetic: In Two Parts. Designed for the ...

Emerson Elbridge White - Arithmetic (Commercial), 1861 - 1861 - 332 pages
...inches ? Ans. 9f cu. ft. nearly. SPHERES. ART. 181. A sphere is a solid bounded by a curved surface, all the points of which are equally distant from a point within called the center. The diameter or axis of a sphere is a line passing through the center, and terminated each...

## Elements of Geometry and Trigonometry: With Practical Applications

Benjamin Greenleaf - Geometry - 1862 - 520 pages
...III. THE CIRCLE, AND THE MEASURE 0F ANGLES. DEFINITIONS. 152. A CIRCLE is a plane fig-are bounded by a curved line, all the points of which are equally distant from a point within called the centre; as the figure ADB B. 153. The CIRCUMFERENCE or PERIPHERY of a circle is its. entire bounding line ;...

## Elements of Plane and Spherical Trigonometry: With Practical Applications

Benjamin Greenleaf - Geometry - 1862 - 514 pages
...III. THE CIRCLE, AND THE MEASURE OF ANGLES. DEFINITIONS. 152. 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; as the figure ADB E. 153. The CIRCUMFERENCE or PERIPHERY of a circle is its entire bounding line ;...

## Higher Arithmetic, Or, the Science and Application of Numbers: Combining the ...

James Bates Thomson - Arithmetic - 1862 - 422 pages
...Multiply the 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 cfa circle is a straight line which passes through the centre, and is terminated on Doth sides...

## A Natural Philosophy, Embracing the Most Recent Discoveries in the Various ...

George Payn Quackenbos - Physics - 1862 - 468 pages
...Square is a rectangle whose sides are equal; r ' 22. A Sphere ia a solid bounded by a curved surface, IJ all the points of which are equally distant from a point within called L s. the centre; as, ABCD, Fig. 24. 23. The Axis of a sphere is a straight line passing through its...

## Elements of Plane and Spherical Trigonometry: With Practical Applications

Benjamin Greenleaf - Geometry - 1861 - 628 pages
...The CIRCUMFERENCE or PERIPHERY of a circle is its entire bounding line ; or it is a curved line, all points of which are equally distant from a point within called the centre. 154. A RADIUS of a circle is any straight line drawn from the centre to the circumference ; as the...

## Elements of Geometry and Trigonometry;: With Practical Applications

Benjamin Greenleaf - Geometry - 1863 - 502 pages
...III. THE CIRCLE, AND THE MEASURE OF ANGLES. DEFINITIONS. 152. 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 center; as the figure ADB E. 153. The CIRCUMFERENCE or PERIPHERY of a circle is its entire bounding...

## A Natural Philosophy: Embracing the Most Recent Discoveries in the Various ...

George Payn Quackenbos - Physics - 1863 - 474 pages
...sides are equal ; , , HG as>IJKL,Fig.23. i 1 22. A Sphere is a solid bounded by a curved surface, [ j all the points of which are equally distant from a point within called i, K the centre ; as, AB CD, Fig. 24. 23. The Axis of a sphere is a straight line passing through its...

## Elements of Geometry: With Practical Applications to Mensuration

Benjamin Greenleaf - Geometry - 1866 - 328 pages
...III. THE CIRCLE, AND THE MEASURE OF ANGLES. DEFINITIONS. 152. A CIRCLE is a plane fig-are 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. 153. The CIRCUMFERENCE or PERIPHERY of a circle is its entire bounding line ;...

## Outlines of Mathematical Science for the School Room

Charles Davies - Mathematics - 1867 - 186 pages
...applicable to every plane figure bounded by straight lines. § 152. A portion of a plane bounded by a curved line, all the points of which are equally distant from a certain point within called the centre, is called a circle, and the bounding line is called the circumference....