 | William E. Bell - Bridges - 1859 - 226 pages
...angles are those which have like positions in similar polygons. 34. The circumference of a circle is a curved line, every point of which is equally distant from a point within, called the centre. 35. The circle is the surface bounded by the circumference. 36. A radius of a circle is... | |
 | Elias Loomis - Calculus - 1859 - 320 pages
...become x=r cos. v, y=r sin. v. SECTION IT. 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... | |
 | John Williams (of Lancaster, O.) - English language - 1860 - 410 pages
...Of 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... | |
 | George Payn Quackenbos - Physics - 1860 - 468 pages
...one that changes its direction at every point; as, G H. 4. A Circle is a figure bounded by a curve, every point. of which is equally distant from a point within, called the Centre. Fig. 16 represents a circle, and E its centre. 5. The Circumference of a circle U the curve... | |
 | Charles Davies - Arithmetic - 1861 - 496 pages
...and the perpendicular distance between them 52 chains ? Circle. 411. A CIRCLE is a portion of a plane bounded by a curved line, every point of which is equally distant from a certain point within, called the center The curved line AEBD is called the circumference; the point... | |
 | Sophia S. Cornell - Geography - 1861 - 414 pages
...magnitude of the radius. Definition of a Sphere.—A Sphere is a tody hounded hy one continuous surface, every point of which is equally distant from a point within called its centre. Any line drawn from the centre to the surface is called a radius. A line passing through... | |
 | Benjamin Greenleaf - Arithmetic - 1861 - 338 pages
...the distance from one of the lower corners to an opposite upper corner. Ans. 32.3-f- feet. ART. 289. A CIRCLE is a plane figure bounded by a curved line, every part of which is equally distant from a point called the centre. The circumference or periphery of... | |
 | George Payn Quackenbos - Physics - 1862 - 468 pages
...one that changes its direction at every point; as, GH. 4. A Circle is a figure bounded by a curve, every point of which is equally distant from a point within, called the Centre. Fig. 16 represents a circle, and E its centre. 5. The Circumference of a circle is the... | |
 | Adrien Marie Legendre - Geometry - 1863 - 464 pages
...proportional quantities are proportionals. BOOK III. CIRCLE, AND THE MEASUREMENT OF ANGLES. DEFINITIONS. 1. A CIRCLE is a plane figure, bounded by a curved, line,...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... | |
 | Edward Brooks - Arithmetic - 1863 - 350 pages
...latitude and longitude, difference of time, etc. 203. A Circle is a plane surface bounded by a curve line, every point of which is equally distant from a point within called the centre. 204. The bounding line is called the circumference; the distance from the centre to the... | |
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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. 
