| James Edward Oliver - Trigonometry - 1881 - 140 pages
...is divided into 90 equal parts called degrees, the degree, into GO equal parts called minutes; the **minute, into 60 equal parts called seconds. Degrees, minutes and seconds are** marked °, ', ", respectively, thus : 6° 29' 33.3" is read 6 degrees, 29 minutes, 33 and 3 tenths... | |
| Cornell University. Department of Mathematics - 1881 - 120 pages
...is divided into 90 equal parts called degrees, the degree, into 60 equal parts called minutes; the **minute, into 60 equal parts called seconds. Degrees, minutes and seconds are** marked °, ', ", respectively, thus : 6° 29' 33.3" is read 6 degrees, 29 minutes, 33 and 3 tenths... | |
| New Sydenham Society, Henry Power, Leonard William Sedgwick - Biology - 1882 - 872 pages
...Quality ; rank ; station. The 360th part of a circle ; each part or degree is supposed to be farther **divided into 60 equal parts, called minutes, and each minute into 60** seconds. Also, the division or interval marked on a thermometer, or other instrument, for measurement.... | |
| Geography - 1885 - 150 pages
...Every circle is divided into 360 equal parts called degrees ; each degree is divided И" m' ... into GO **equal parts called minutes; and each minute into 60 equal parts called seconds.** The smaller the circle, the short- 18g er are the degrees. Degrees DECREES OF THE CIRCLE. are marked... | |
| George Albert Wentworth - Arithmetic - 1886 - 392 pages
...about a point in a plane is divided into 360 equal parts, called degrees. Each degree is subdivided **into 60 equal parts, called minutes, and each minute into 60 equal parts, called seconds.** Likewise the circumference of a circle is divided into 3GO equal arcs, each corresponding to an angle... | |
| Charles Davies - Geometry - 1886 - 352 pages
...measure. ment of angles. For this purpose it is divided into 360 equal parts called degrees, each degree **into 60 equal parts called minutes, and each minute into 60 equal** pans called second s. The degrees, minutes, and seconds are marked thus ° ' " ; and 9° 18' 16", are... | |
| Nathaniel Bowditch - Nautical astronomy - 1888 - 704 pages
...supposed to have their circumference 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 so on into thirds, fourths, Jtc. ; and an arc is said to be of as many degrees as it contains... | |
| Nathan Fellowes Dupuis - History - 1889 - 370 pages
...For practical purposes the right angle is divided into 90 equal parts called degrees ; each degree is **divided into 60 equal parts called minutes ; and each minute into 60 equal parts called seconds.** 20 seconds and six-sevenths of a second, follows : — 51° 25' 42f . This is denoted as Theorem. —... | |
| John H. Macke - Carpet laying - 1891 - 244 pages
...purposes, the circumference of a circle is divided into 360 equal parts, called degrees; each degree is **divided into 60 equal parts, called minutes; and each minute into 60 equal parts, called seconds.** To find the diameter when the circumference is given. RULE. Divide the circumference by 3.1416. Example.... | |
| William Shaffer Hall - Measurement - 1893 - 88 pages
...unit is a right angle. The right angle is divided into 90 equal parts called degrees, and each degree **into 60 equal parts called minutes, and each minute into 60 equal parts called seconds.** Angles at the centre of a circle have the same ratio as the arcs which are subtended by them (Ww. Geom.,... | |
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