 CIRCULAR MEASURE. 428. A Circle is a plane figure bounded by a curved line, all points of which are equally distant from a point within called the centre. 429. A Circumference is the line that bounds a circle. 430. A Degree is one of the 360 equal parts...  A Complete Arithmetic: Oral and Written - Σελίδα 72των Malcolm MacVicar - 1879 - 394 σελίδεςΠλήρης προβολή - Σχετικά με αυτό το βιβλίο
 | Charles Davies - 1854 - 436 σελίδες
...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... | |
 | Benjamin Peirce - 1855 - 190 σελίδες
...AND THE MEASURE OF ANGLES. 85. Definitions. 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 terminated by this curved line. Diameter, Inscribed Lines. line, as JIB, JlC,... | |
 | Benjamin Peirce - 1855 - 184 σελίδες
...CHAPTER XVIII. THE SPHERE. 415. Definition. 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. 416. Corollary. The sphere may be conceived to bo generated by the revolution of a semicircle, DJ1E... | |
 | 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... | |
 | Pliny Earle Chase - 1857 - 338 σελίδες
...triangles, and measuring each triangle separately. (§ 217, Ex. 8.) 219. A CIRCLE is a surface enclosed by a curved line, all points of which are equally distant from the centre. The circumference of a circle is the curved line by which it is enclosed. A diameter is... | |
 | James Stewart Eaton - 1857 - 376 σελίδες
...of -¿ of -^ -)- -Í of J — ¿ ? I o Of " В 329. APPLICATION OF THE SQUARE ROOT. DEFINITIONS. 1. A CIRCLE is a plane figure bounded by a curved line, all parts of the line being equally distant from a point within, called the centre. 2. The curve which... | |
 | Charles Davies, Adrien Marie Legendre - 1858 - 454 σελίδες
...circumscribed about the pyramid. 9. The SPHERE is a volume 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... | |
 | James Bates Thomson - 1860 - 440 σελίδες
...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... | |
 | George Payn Quackenbos - 1860 - 484 σελίδες
...sides are equal; 0 as, IJKL, 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, ABCD, Fig. 24. Fig. 23, IJ D 23. The Axis of a sphere is a straight line passing through its centre... | |
 | George Payn Quackenbos - 1860 - 468 σελίδες
...right angles; as, EFGH, Fig. 22. Fj , 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... | |
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