 | Nicholas Tillinghast - 1844 - 110 σελίδες
...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 - 1849 - 252 σελίδες
...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 is... | |
 | D. M. Knapen - 1849 - 300 σελίδες
...12. How many square yards in a decagon, whose side is 12 feet? Ans. 123.1072 yards. f 22. CIRCLE. The circle is a plane figure bounded by a curved line, every point or part of which is equally distant from a certain point within called the centre. The circumference,... | |
 | Benjamin Greenleaf - 1849 - 336 σελίδες
...feet high ; required the distance from one of the lower corners to an opposite upper corner. ART. 27G. 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... | |
 | Elias Loomis - 1851 - 300 σελίδες
...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 is a... | |
 | Benjamin Greenleaf - 1851 - 332 σελίδες
...the distance from one of the lower corners to an opposite upper corner. Ans. 32.3+ feet. ART. 276. 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... | |
 | Sir Henry Edward Landor Thuillier - 1851 - 826 σελίδες
...the angle opposite. The Diagonals of a quadrilateral are the straight lines which join its opposite angles. A Circle is a plane figure bounded by a curved line called the Circumference, every part whereof is equally distant from a point within the same figure... | |
 | John Fair Stoddard - 1852 - 320 σελίδες
...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... | |
 | Benjamin Greenleaf - 1854 - 342 σελίδες
...the distance from one of the lower corners to an opposite upper corner. Ans. 32.3-f- feet. ART. 276. 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... | |
 | Charles Davies - 1856 - 450 σελίδες
...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... | |
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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. 
