Books Books
A Circle is a plane figure bounded by a curved line every point of which is equally distant from a point within called the center.
Sadlier's Elementary Geography - Page 4
1883 - 72 pages

## Elements of Geometry and Conic Sections

Elias Loomis - Conic sections - 1849 - 252 pages
...AND THE MEASURE OF ANGLES. Definitions. 1. A circle is a plane figure bounded by a line, every 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...

## Elements of Analytical Geometry and of the Differential and Integral Calculus

Elias Loomis - Calculus - 1851 - 296 pages
...sin. v. A' SECTION IV. ON THE CIRCLE. (32.) A CIRCLE is a plane figure bounded by a line, every point of which is equally distant from a point within called the center. This bounding line is called the circumference of the circle. A radius of a circle is a straight line...

## A Manual of Astronomy and the Use of the Globes ...

Henry Kiddle - 1854 - 154 pages
...Figure, DE is the major axis, and BG the minor axis of the ellipse. A sphere or globe is a round body, every part of the surface of which is equally distant from a point within called the centre. A hemisphere is a half of a globe. The diameter of a sphere is a straight line drawn through...

## A High-school Astronomy: In which the Descriptive, Physical, and Practical ...

Hiram Mattison - Astronomy - 1856 - 254 pages
...• c. i;. 18. ClBCLES AND ELLIPSES. 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. Concentric Circles are such as are drawn around a common center. The Circumference of a circle is the...

## Elements of Geometry and Conic Sections

Elias Loomis - Conic sections - 1858 - 256 pages
...AND THE MEASURE OF ANGLES. Definitions. 1. A circk is a plane figure bounded by a line, every 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...

## The Readable Dictionary: Or, Topical and Synonymic Lexicon: Containing ...

John Williams (of Lancaster, O.) - English language - 1860 - 410 pages
...Curvilinear Figures. A CIRCLE is a plain figure bounded by a curve line called the circumference, every point of which is equally distant from a point within called the center. An ELLIPSE has the form of a flattened circle, and may be formed / by passing • a plane obliquely...

## J. H. Colton's American School Geography: Comprising Separate Treatises on ...

Joseph Hutchins Colton, Charles Carroll Morgan - Geography - 1863 - 608 pages
...everywhere | equally distant from each other. 4. A CIRCLE is a plane figure, bounded by a line, every part of which is equally distant from a point •within, called the center. 5. The CIRCUMFERENCE3 OF A FLAXE FIGURE is the line which bounds it. 6. A DIAMETEJ!5 OF A PLANE FIGURE...

## Treatise on Plane and Solid Geometry: For Colleges, Schools and Private ...

Eli Todd Tappan - Geometry, Modern - 1864 - 288 pages
...definitions : A CIRCLE is a portion of a plane bounded by a line called a CIRCUMFERENCE, every point of which is equally distant from a point within called the CENTER. 146. Theorem. — A circumference is curved throughout. For a straight line can not have more than...

## Practical Arithmetic, Embracing the Science of Numbers and the Art of ...

John Fair Stoddard - Arithmetic - 1868 - 428 pages
...Ans. 183 cu.ft. SPHERES. 514. A Sphere, or Globe is a solid, bounded by a convex surface, every point of which is equally distant from a point within called the center. The Diameter of a sphere is a line passing through its centre and terminating in its surface. The Radius...

## A New Manual of the Elements of Astronomy

Henry Kiddle - 1868 - 300 pages
...eccentricity of the ellipse may be nearly expressed by .5. 30. A SPHERE, or GLOBE, is a round body every point of the surface of which, is equally distant from a point within, called the centre. 31. A HEMISPHERE is a half of a globe. 32. The DIAMETER of a sphere is a straight line...