 | Ira Wanzer - Arithmetic - 1831 - 408 pages
...or 360 degrces,= {he ^. Note 1. — This table is used by Astronomers, Navigators, &c. Note 2. — The circumference of every circle is supposed to be divided into 360 equal parts, called degrees; each degree into 60 equal parts, called minutes ; each minute into 60... | |
 | George Crabb - Encyclopedias and dictionaries - 1831 - 426 pages
...centre to the circumference; the segment of a circle is a part cut ofl' by a line called the chord. The circumference of every circle is supposed to be divided into 360 equal parts, called degrees, every degree into 60 parts, called minutes, and every minute into 60 parts,... | |
 | William Grier - Mechanical engineering - 1832 - 366 pages
...the other two on the two sides, D that which stands at the angular point is read in (he middle. 57. The circumference of every circle is supposed to be divided into 360 equal parts, called degrees; and each degree into 60 minutes, each minute into 60 seconds, and so on.... | |
 | Thomas Spofford - Almanacs, American - 1835 - 84 pages
...every part of the circumference ia equally distant from a point within the circle, called the centre. The circumference of every circle is supposed to be 'divided into 360 equal parts called degrees ; each degree into 60 equal parls called minutes, and each minute into 60... | |
 | Abel Flint - Geometry - 1835 - 368 pages
...centre ; and it divides the circle into two equal parts, called semicircles ; as AB or DE. Fig. 5. 14. The circumference of every circle is supposed to be divided into 360 equal parts, called degrees ; and each degree into 60 equal parts, called minutes ; and each minute... | |
 | William Grier - Mechanical engineering - 1836 - 384 pages
...other two on the two sides, that which stands at the angular point is read in the middle. Thus DAE. 57. The circumference of every circle is supposed to be divided into 360 equal parts, called degrees; and each degree into 60 minutes, each minute into 60 seconds, and so on.... | |
 | James Thomson (LL.D.) - Arithmetic - 1837 - 296 pages
...is/img, while the months after it follow the rule. r 48 TABLES. TABLE OF THE DIVISION OF THE CIRCLE. The circumference of every circle is supposed to be divided into 360 equal parts, called degrees;* each degree is subdivided into 60 equal parts, called minutes; and each... | |
 | Hugh Murray - Commercial geography - 1837 - 612 pages
...sphere, 7916 miles in diameter, and consequently nearly 24,870 miles in circumference. In geometry, the circumference of every circle is supposed to be divided into 360 equal parts, called degrees ; and each of these into 60 equal parts, called minutes, and so on. A degree,... | |
 | Thomas Holliday - Surveying - 1838 - 404 pages
...consist in the length of the lines which form it, but in their opening or inclination to each other. 2. The circumference of every circle is supposed to be divided into 360 equal parts, called degrees; each degree into 60 equal parts, called minutes; and each' minute again... | |
 | Benjamin Greenleaf - Arithmetic - 1839 - 356 pages
...middle. Thus, the angle contained by the lines B, A and A, D is called the angle B, A, D, or D, A, B. 56. The circumference of every circle is supposed to be divided into 360 equal parts, called degrees ; and each degree into 60 minutes, each minute into 60 seconds ; and so... | |
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The circumference of every circle is supposed to be divided into 360 equal parts, called degrees ; and each degree into 60 equal parts, called minutes ; and each minute into 60 equal parts, called seconds ; and these into thirds, etc. 
