 A Circle is a plane figure bounded by a curved line, called the Circumference, all points of which are equally distant from a point within, called the Centre.  A Grammar School Arithmetic - Page 113by George Albert Wentworth - 1889 - 451 pagesFull view - About this book
 | Emerson Elbridge White - Arithmetic - 1870 - 350 pages
...other the Perpendicular or Altitude. 156. A Circle is a portion of a plane bounded by a curved line, all points of which are equally distant from a point within, called the center. The curved line which bounds a circle is its Circumference. One-half of a circumference... | |
 | Alfred Hiley - 1871 - 184 pages
...; and at 300, 0. Find the area. XI. THE CIRCLE.— THE CIRCUMFERENCE AND DIAMETER. Definitions. — A circle is a plane figure bounded by a curved line called the circumference or perimeter, and is such, that all lines drawn from the centre to the circumference are equal. AB... | |
 | William Chauvenet - Geometry - 1871 - 380 pages
...aplar* 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 Cos an axis ; for... | |
 | 1871 - 800 pages
...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 Frothingham Bradbury - Geometry - 1872 - 124 pages
...described on the diagonal of a square is double the square itself. BOOK III. THE CIRCLE. DEFINITIONS. 1. A Circle is a plane figure bounded by a curved line called the circumference, every point of which is equally distant from a point within called the centre ; as ABD E. 2. The Eadius... | |
 | William Chauvenet - Mathematics - 1872 - 382 pages
...• 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 AC as an axis; for... | |
 | Edward Payson Jackson - Astronomical geography - 1872 - 154 pages
...drawn. Ex., the surface of a perfectly smooth floor. 8. A Circle is a plane bounded by a curved line, all points of which are equally distant from a point within, called the center. (See § 14.) 9. The Circumference' of a Circle is the curved line which bounds it, 10t... | |
 | William Frothingham Bradbury - Geometry - 1873 - 288 pages
...described on the diagonal of a square is double the square itself. BOOK III. THE CIRCLE. DEFINITIONS. 1 , A Circle is a plane figure bounded by a curved line called the circumference, every point of which is equally distant from a point within called the centre ; as ABD E. 2« The Badins... | |
 | Benjamin Greenleaf - Geometry - 1873 - 202 pages
...120. The Circumference or periphery of a circle is its entire bounding line ; or it is a curved line, all points of which are equally distant from a point within called the center. 121. A Radius of a circle is any straight line drawn from the center to the circumference;... | |
 | Henry Bartlett Maglathlin - Arithmetic - 1873 - 362 pages
...there in it ? Ans. 61.228+ cu. ft. SPHERES. 428. A Sphere is a volume bounded by a curved surface, all points of which are equally •.-, distant from a point within called the center. 429. The RADIUS of a sphere is a straight line drawn from the center to any point in the... | |
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