 | George Roberts Perkins - 1856 - 460 σελίδες
...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 - 1856 - 450 σελίδες
...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... | |
 | Adrien Marie Legendre, Charles Davies - 1857 - 442 σελίδες
...said to be inscribed in the cone. The cone is also said to be circumscribed about the pyramid. 9. The SPHERE is a solid terminated by a curved surface,...point within, called the centre. The sphere may be generated by the revolution of a semicircle DAE, about its diameter DE : for, the surface described... | |
 | Charles Guilford Burnham - 1857 - 342 σελίδες
...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... | |
 | Charles Guilford Burnham - 1857 - 328 σελίδες
...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 - 1857 - 422 σελίδες
...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... | |
 | Bourdon (M., Louis Pierre Marie) - 1858 - 262 σελίδες
...divisions of 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 - 1859 - 308 σελίδες
...CHAPTER IV. TUB 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... | |
 | George Payn Quackenbos - 1860 - 484 σελίδες
...is a rectangle whose sides are equal ; j _,' H 0 as, IJ KL, Fig. 23. 22. A Sphere is a solid bounded by a curved surface, all the points of which are equally distant from a point within called the centre ; as, AB CD, Fig. 24. 23. The Axis of a sphere is a straight line passing through its centre and terminating... | |
 | James Bates Thomson - 1860 - 440 σελίδες
...the diameter by 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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THE sphere is a solid terminated by a curve surface, all the points of which are equally distant from a point within, called the centre. 
