 | Nicholas Tillinghast - Geometry, Plane - 1844 - 110 pages
...EVERY line which is not straight, is called a curve line. 2. A circle is a space enclosed by a curve line, every point of which is equally distant from a point within ; which point is called the centre. 3. The boundary of a circle is called its circumference. 4. A radius... | |
 | Elias Loomis - Conic sections - 1849 - 252 pages
...III. THE CIRCLE, 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... | |
 | Elias Loomis - Calculus - 1851 - 300 pages
...become x=r cos. «, 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... | |
 | John Fair Stoddard - Arithmetic - 1852 - 320 pages
...NONAGOJ* ; that of t«i, a DECAGON ; that of twelve, a DODECAGON, &-i•.. A CIRCLE is a plane, terminated by a curved line, every point of which is equally distant from a point within, culled the center. The curved line is called the circumference The DIAMETER of a circle is a line passing... | |
 | Charles Davies, William Guy Peck - Electronic book - 1855 - 592 pages
...the additional fact, that two straight lines cannot include a space. A circle is a portion of a plane bounded by a curved line, every point of which is equally distant from a point within, called the centre. 1 The curve is called the circumference, or in common language, the circle. So that... | |
 | Charles Davies, William Guy Peck - Mathematics - 1855 - 628 pages
...Descriptive Geometry, Shade» and Shadows, Perspective, Spherical Projections, and Isometrical Projcca curved line, every point of which is equally distant from a point within, called the centre. The curve is called the circumference, or in common language, the circle. So that... | |
 | John Fair Stoddard - Arithmetic - 1856 - 312 pages
...NONAOON ; that of ten, a DECAGON ; that of twelve, a DODECAGON, &c. A CIRCLE is a plane, terminated by a curved line, every point of which is equally distant from a point within, called the centre. The curved line is called the circumference. The DIAMETER of a circle is a line... | |
 | Charles Davies - Arithmetic - 1856 - 450 pages
...chains, and the perpendicular distance between them 52 chains ? 337. 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 centre. The curved line AEBD is called the circumference ; the point... | |
 | Thomas Solly - Free will and determinism - 1856 - 320 pages
...conceptions in the above instance united in the conception of the cause; the flight through the air in a curved line, every point of which is equally distant from a certain imaginary fixed point and an imaginary straight line, are the representations united in the... | |
 | Thomas Solly - Free will and determinism - 1856 - 304 pages
...conceptions in the above instance united in the conception of the cause; the flight through the air in a curved line, every point of which is equally distant from a certain imaginary fixed point and an imaginary straight line, are the representations united in 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. 
