| Benjamin Peirce - 1870 - 200 pages
...AND THE MEASURE OF ANGLES. 85. Definitions. The circumference of a circle is a curved Zme, all tlie points of which are equally distant from a point within, called the centre. The circle is the apace terminated by this curved line. Diameter, Inscribed Lines. line, as AB, ./2C, JID... | |
| William Chauvenet - Geometry - 1871 - 380 pages
...cone, to pass a plan tangent to the cone. THE SPHERE. 25. Definition. A sphere is a solid bounded by a surface all the points of which are equally distant from a point within called the centre. A sphere may be generated by the revolution of a semicircle ABC about its diameter A Cas an axis; for... | |
| 1871 - 800 pages
...arc of a circle answers to our author's definition of a circumference. For an arc ' is a curve line, all the points of which are equally distant from a point within, called the centre.' This definition is, however, not new. If Professor Smith will consult Montucla's History of Mathematics,... | |
| William Chauvenet - Geometry - 1871 - 380 pages
...the figure. BOOK II. THE CIRCLE. 1. DEFINITIONS. A circle is a portion of a plane bounded by a curve, all the points of which are equally distant from a point within it called the centre. The curve which bounds the circle is called its circumference: Any straight line... | |
| Sir Edward James Reed, Joseph Woolley - Naval art and science - 1872 - 570 pages
...fixed point ; this fixed point is called the centre ; the constant distance is called the radius. A sphere may be conceived to be generated by the revolution of a, semicircle about its diameter, which remains fixed throughout the motion. Every section of a sphere by a plane... | |
| William Chauvenet - Mathematics - 1872 - 382 pages
...the figure. BOOK II. THE CIRCLE. 1. DEFINITIONS. A circle is a portion of a plane bounded by a curve, all the points of which are equally distant from a point within it called the centre. The curve which bounds the circle is called its circumference. Any straight line... | |
| Benjamin Greenleaf - Geometry - 1873 - 202 pages
...CIRCLE, AND THE MEASURE OF ANGLES. DEFINITIONS. 119. 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. 120. The Circumference or periphery of a circle is its entire bounding... | |
| Henry Bartlett Maglathlin - Arithmetic - 1873 - 362 pages
...12.64 feet ? Ans. 553.63-)- sq. ft. CIRCLES. 418. 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. The CIRCUMFERENCE is the bounding line ; as the line AEB D. The DIAMETER is any straight... | |
| Daniel W. Fish - Arithmetic - 1874 - 302 pages
...that of the less 12 inches ? • THE SPHERE. 929. A Sphere is a body bounded by a uniformly curved surface, all the points of which are equally distant from a point within called the center. 930. The Diameter of a sphere is a straight line passing through the center of the sphere,... | |
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