 | Luke Hebert - Industrial arts - 1835 - 816 pages
...between two radii and an arc, as oc 6, Fig. T. The circumference of every circle, whether great or small, is supposed to be divided into 360 equal parts, called degrees ; and every degree into 60 parts, called minutes ; and every minute into 60 seconds. To measure the inclination... | |
 | William Grier - Mechanical engineering - 1836 - 380 pages
...two on the two sides, 1! A *' that which stands at the angular point is rend in the middle. Thus DAE. 57. The circumference of every circle is supposed...and each degree into 60 minutes, each minute into 60 seconds, and so on. Hence a semicircle contains I8O degrees, and a quadrant 90 degrees. 58. The... | |
 | 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...and each degree into 60 minutes, each minute into 60 seconds, and so on. Hence a semicircle contains 180 degrees, and a quadrant 90 degrees. 58. The... | |
 | John Playfair - Geometry - 1836 - 148 pages
...C ; the arc AC may be called the measure of the angle ABC, II. The circumference of a circle may be 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, &c. And as many degrees,... | |
 | Luke Hebert - Industrial arts - 1836 - 814 pages
...two radii and an arc, as a с b, Fig. T. The circumference of every circle, whether great or small, is supposed to be divided into 360 equal parts, called degrees; and every degree into 60 parts, called minutes ; and every minute into 60 seconds. To measure the inclination... | |
 | 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, therefore, of any circle on the... | |
 | 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 minute into 60 equal parts,... | |
 | Charles Guilford Burnham - Arithmetic - 1837 - 266 pages
...ga\\on,galA quarters, 1 chaldron,c/(. XIV. Circular Measure* * " Every circle, without regard to its size, is supposed to be divided into 360 equal parts, called degrees, and these again to be subdivided into minutes and seconds; so that the absolute quantity expressed by any... | |
 | 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 into 60 equal parts, called... | |
 | Charles Davies - Arithmetic - 1838 - 292 pages
...used in estimating latitude and longitude, and also in measuring the motions of the heavenly bodies. Every circle is supposed to be divided into 360 equal parts, called degrees. TABLE. 60 seconds " make 1 minute, marked '. 60 minutes - - 1 degree, - - °. * 30 degrees - - 1 sign,... | |
| |
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. 
