 | Alexander Ingram - Mathematics - 1830 - 458 pages
...called a Quadrant; and if half a right angle, it is called an Octant. NOTE 2. The circumference of every circle is supposed to be divided into 360 equal parts, called degrees, and a degree into 60 equal parts, called minutes, and a minute into 60 seconds, and so on. NOTE 3.... | |
 | George Crabb - Industrial arts - 1830 - 380 pages
...circumference : the segment of a circle is a part cut off 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 larts called seconds. Solids are... | |
 | Abel Flint - Surveying - 1830 - 322 pages
...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 into 60 equal parts, called... | |
 | Adrien Marie Legendre - Geometry - 1830 - 344 pages
...of trigonometrical calculations, the circumference of the circle is conceived to be divided into 36O equal parts, called degrees ; each degree into 60 equal parts, called minutes ; and each minute into 60 equal parts, called seconds. The semicircumference, or the measure of two... | |
 | Ira Wanzer - Arithmetic - 1831 - 408 pages
...^. 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...equal parts, called minutes ; each minute into 60 seconds, and each second into 60 thirds, &c. 16. Of Particulars. 12 Particular things make 1 Dozen,... | |
 | Jeremiah Day - Measurement - 1831 - 394 pages
...measuring the latter, a circle is introduced. The periphery of every circle, whether great or small, is supposed to be divided into 360 equal parts called degrees, each degree into 60 minutes, each minute into 60 seconds, each second into 60 thirds, &c, marked with the characters °,... | |
 | George Crabb - Encyclopedias and dictionaries - 1831 - 426 pages
...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... | |
 | William Grier - Mechanical engineering - 1832 - 366 pages
...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... | |
 | William Smyth - Plane trigonometry - 1834 - 94 pages
...described with equal radii. 10. The entire circumference of every circle, whether great or small, is divided into 360 equal parts called degrees, each...minutes, each minute into 60 equal parts called seconds, each second into 60 equal parts called thirds, &c. The character used to denote degrees is °, placed... | |
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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 into 60 equal parts, called seconds. 
