 CIRCLE is a plane figure bounded by a curved line, all the points of which are equally distant from a point within called the centre; as the figure ADB E.  Observational Geometry - Page 87by William Taylor Campbell - 1899 - 240 pagesFull view - About this book
 | Almon Ticknor - Measurement - 1849 - 156 pages
...CIRCLE AND MEASUREMENT or ANGLES. 27. The circumference of a circle is a curved line, all the points of which are equally distant from a point within, called the centre. Every straight line, CA, CE, ,CD, drawn from the centre to the circumference is called a radius, or... | |
 | George Roberts Perkins - Geometry - 1850 - 332 pages
...will be their lines of contact. 7. A sphere is a solid terminated by a curve surface, all the points of which are equally distant from a point within, called the centre. The sphere m-ay be conceived to be generated by the revolution of a semicircle DAE about its diameter DE;... | |
 | Anna Cabot Lowell - Astronomy - 1850 - 412 pages
...Sidereal and Apparent Time. § 1. A sphere is a solid terminated by a curved surface, all the points of which are equally distant from a point within called the centre. The radius of a sphere is a straight line drawn from the centre to a point in the surface ; the diameter,... | |
 | Adrien Marie Legendre - Geometry - 1852 - 436 pages
...circumscribed about the pyramid. 9. The SPHERE is a solid terminated by a curved surface, all the points of which are equally distant from a point within, called the centre. The sphere may be generated by the revolution of a semicircle DAE, about its diameter DE : for, the surface... | |
 | Charles Davies - Geometry - 1854 - 436 pages
...MEASUREMENT OF ANGLES. DEFINITIONS. 1. The CIRCUMFERENCE OF A CIRCLE is a curve line, all the points of which are equally distant from a point within, called the centre. The circle is the portion of the plane terminated by the circumference. 2. Every straight line, drawn from... | |
 | George Roberts Perkins - Geometry - 1856 - 460 pages
...WITH THE STRAIGHT LINE. DEFINITIONS. I. The circumference of a circle is a curved line, all the points of which are equally distant from a point within called the centre. The circle is the space bounded by the circumference. II. Any straight line drawn from the centre to the... | |
 | Sarah S. Cornell - Geography - 1857 - 420 pages
...Circle is a plane figure hounded by one continuous line, called its circumference ; all the points of which are equally distant from a point within called the centre of the circle. Thus, in the adjoining figure, if the points A, D, E, and B are equally distant from... | |
 | Bourdon (M., Louis Pierre Marie) - Arithmetic - 1858 - 262 pages
...the Circle. — The circumference of a circle is defined in geometry a recutiant line, all the points of which are equally distant from a point within, called the centre. In all the scientific works in this country, the circumference is divided into 360 equal parts, called... | |
 | Cadmus Marcellus Wilcox - Rifle practice - 1859 - 308 pages
...CIRCLE AND THE MEASURING OF ANGLES. "WK give the name of circumference to a curved line, all the points of which are equally distant from a point within, called the centre. ,, The part of the surface contained in the circumference is called the circle. Every right line joining the... | |
 | James Bates Thomson - Arithmetic - 1860 - 440 pages
...3.14159. (Leg. V. 11. Sch.) Note. — The circumference of a circle is a curve line, all the points of which are equally distant from a point within, called the centre. The diameter of a. circle is a straight line which passes through the centre, and is terminated on both... | |
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