 | 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,...distant from a point within, called the centre. The bounding line is called the circumference. 2. A RADIUS is a straight line drawn from the centre to... | |
 | Edward Brooks - Arithmetic - 1863 - 346 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 circumference... | |
 | Marcius Willson - Object-teaching - 1863 - 356 pages
...quadrilaterals. A Circle is a plane figure inclosed by a single curved line, called its circumference, every part of which is equally distant from a point within, called the centre. In popular language, however, the circumference itself is often called a circle. Circular. Semicircles... | |
 | Stoddard A. Felter - Arithmetic - 1864 - 412 pages
...pyramid. Fig. 22 represents the frustum of a cone. 356. A Sphere is a solid, bounded by a convex surface, every point of which is equally distant from a point within called the centre; as, Fig. 23. 357. A Spheroid is a solid, generated by the revolution of an ellipse about one of -p-llr... | |
 | William Frothingham Bradbury - Plane trigonometry - 1864 - 324 pages
...the altitude of IJ K L. 33. A CIRCLE is a plane 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. The circumference of every circle is supposed to be divided into 360 equal parts, called... | |
 | Eli Todd Tappan - Geometry, Modern - 1864 - 292 pages
...following definitions : A CIRCLE is a portion of a plane bounded by a line called a CIRCUMFERENCE, every point of which is equally distant from a point within called the CENTER. 146. Theorem. — A circumference is curved throughout. For a straight line can not have... | |
 | George Augustus Walton - Arithmetic - 1864 - 368 pages
...lines op in the figures.) 448. A Globe or Sphere is a solid bounded by a curved surface, every part of which is equally distant from a point within called the centre. SOLIDITIES AND CONVEX SURFACES. 449. The Solidity of a Parallelepiped equals theproduct of ils three... | |
 | George Augustus Walton - Arithmetic - 1864 - 362 pages
...geography, navigation, and surveying. 184. A Circle is a plane surface bounded by a line, every part of which is equally distant from a point within called the centre. 185. The bounding line is called the Circumference of the circle. Any part of the circumference is... | |
 | Thomas Baker (C.E.) - 1865 - 172 pages
...round pyramid, having a circular base. 8. A sphere is a solid bounded by one continued convex surface, every point of which is equally distant from a point within, called the centre. — The sphere maybe conceived to be formed by the revolution of a semicircle about its diameter, which remains... | |
 | Henry Pallett - Flour mills - 1866 - 354 pages
...fly-v,hetli, etc., etc. A circle is a figure bounded by a curved line, called the circumference, every part of which is equally distant from a point within called the centre. The diameter is a straight line passing through the centre, and terminated both ways 'by the circumference.... | |
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A sphere is a solid bounded by a curved surface, every point of which is equally distant from a point within called the center. 
