 | Benjamin Greenleaf - Arithmetic - 1850 - 368 pages
...vertex. 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 may be conceived to be formed by the revolution of a semicircle about its diameter, which remains fixed. 9. The segment of... | |
 | Charles Davies - Geometry - 1886 - 340 pages
...Two cones are also similar, when the diameters of theiI buses are proportional to their altitudes25 A sphere is a solid terminated by a curved surface, all the points of which are equally distant from a certain po1nl within called the centre26 The sphere may be described by revolving a semicircle, ABD,... | |
 | Charles Davies - Arithmetic - 1852 - 438 pages
...circle whose diameter is 14 ? 4. How many square yards in a circle whose diameter is 3£ feet? 335. A sphere is a solid terminated by a curved surface, all the points of which are equally distant from a certain point within, called the centre. The line AD, passing through its centre C, is called the diameter... | |
 | Adrien Marie Legendre - Geometry - 1852 - 436 pages
...CIRCLE, AND THE 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... | |
 | Charles Davies - Geometry - 1854 - 436 pages
...CIRCLE, AND THE 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
...COMBINATION 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... | |
 | Charles Davies - Arithmetic - 1856 - 450 pages
...diameter is 14 ? 4. How many square yards in a circle whose diameter is feet? 340. A sphere is a figure terminated by a curved surface, all the points of which are equally distant from a certain point within, called the centre. The line AD, passing through its centre C, is called the diameter... | |
 | Charles Guilford Burnham - Arithmetic - 1857 - 328 pages
...base. 8. A sphere is a solid, bounded by one continued convex surface, every point of wliich is equally distant from a point within, called the centre. The sphere may be conceived to be formed by the revolution of a semicircle about its diameter, which remains fixed. A hemisphere is half... | |
 | Sarah S. Cornell - Geography - 1857 - 422 pages
...a Clrele. — A Circle is a plane figure bounded 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... | |
 | Charles Guilford Burnham - 1857 - 342 pages
...base. 8. A sphere is a solid, bounded by one continued convex surface, every point 01 which is equally distant from a point within, called the centre. The sphere may be conceived to be formed by the revolution of a semicircle about its diameter, which remains fixed. A hemisphere is half... | |
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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. 
