 | George Crabb - 1831 - 426 σελίδες
...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, called seconds. Solids... | |
 | Ira Wanzer - 1831 - 408 σελίδες
...^. 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 seconds, and each second into... | |
 | Francis Lieber, Edward Wigglesworth, Thomas Gamaliel Bradford - 1831 - 650 σελίδες
...poles. The brazen meridian is the circle in which the artificial globe turns, divided into 360 degrees. Every circle is supposed to be divided into 360 equal parts, called degrttt, each degree into CO equal parts, called minutes, each minute into 60 equal parts, called seconds,... | |
 | William Grier - 1832 - 366 σελίδες
...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. Hence a semicircle contains... | |
 | Charles Davies - 1833 - 284 σελίδες
...Ida. 26m. SSsec. 6. In 5927040 minutes how many weeks ? Ans. 588. CIRCULAR MEASURE OR MOTION. § 90. Circular measure is used in estimating latitude and...the motions of the heavenly bodies. Every circle is sup posed to be divided into 360 equal parts, called de grees. TABLE. 60 seconds " make 1 minute, marked... | |
 | Francis Lieber, Edward Wigglesworth - 1835 - 630 σελίδες
...poles. The brazen meridian is the circle in which the artificial globe turns, divided into 360 degrees. Every circle is supposed to be divided into 360 equal parts, called degrees, each degree into CO equal ports, called minutes, each minute into 60 equal parts, called seconds, Sic.... | |
 | Abel Flint - 1835 - 366 σελίδες
...Tivides the circle into two equal parts, calle. .emicircles ; as AB or DE. Fig. 5. 14. The , jmference of every circle is supposed to be divided into 360 equal parts, called degrees ; and each degree into 60 equal parts, called minute*; and each minute into 60 equal parts, called... | |
 | Thomas Spofford - 1835 - 84 σελίδες
...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 equal parts called seconds.... | |
 | Euclid - 1835 - 540 σελίδες
...and BC, in A and C ; the arch AC is called the measure of the angle ABC. II. The circumference of a 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,... | |
 | William Grier - 1836 - 384 σελίδες
...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. Hence a semicircle contains... | |
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The circumference of every circle is supposed to be divided into 360 equal parts, called degrees... 
