 | André Darré - 1872 - 226 pages
...angle. The 360 equal parts into which the circumference of every circle is supposed to be divided are called degrees ; each degree is divided into 60 equal parts called minutes ; and each minute into 60 equal parts called seconds. Symbols are used to express degrees, minutes, and seconds. Thus... | |
 | James Morton - Circle-squaring - 1881 - 236 pages
...sign, 1 quadrant, 1 circumference. The circumference of the globe, like every other circumference, is divided into 360 equal parts, called degrees; each degree is divided into 60 equal parts, called miles or minutes. Three miles are called a league. Geographical or Nautical Measure. 6 feet = 1 fathom,... | |
 | James Douglas (Teacher, Edinburgh.) - 1883 - 410 pages
...are all nearly equal to one another. Small circles divide the globe into two unequal portions. Every circle is divided into 360 equal parts called degrees ; each degree is divided into 60 minutes ; and each minute is divided into 60 seconds. Degrees are marked thus, ° ; minutes, ' ; and... | |
 | Geography - 1885 - 150 pages
...means a half-sphere. 3. A small circle is one that divides the earth into two unequal parts. 4. 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.... | |
 | James Morton - Mathematics - 1887 - 236 pages
...degrees = 12 signs, or 360° degrees, = The circumference of the globe, like every other circumference, is divided into 360 equal parts, called degrees; each degree is divided into 60 equal parts, called miles or minutes. Three miles are called a league. 1' minute, 1° degree, 1" sign, 1 quadrant, 1 circumference.... | |
 | William Mitchell Gillespie - Surveying - 1887 - 722 pages
...with an entire circumference, described with the same radius. Every circumference is regarded as being divided into 360 equal parts, called degrees. Each degree is divided into 60 equal parts, called minutei, and each minute into 60 seconds. These divisions are indicated by the murks ° ' ". Thus 28... | |
 | Nathan Fellowes Dupuis - History - 1889 - 370 pages
...or as fractional parts of the right angle. 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'... | |
 | John H. Macke - Carpet laying - 1891 - 244 pages
...the polygon would not be correctly given. THE ClRCLE. For practical purposes, the circumference of a circle is divided into 360 equal parts, called degrees;...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... | |
 | Sidney Luxton Loney - Plane trigonometry - 1893 - 534 pages
...on account of its size. 2. In the Sexagesimal system of measurement a 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. The symbols 1°, Г, and 1" are used to denote a degree, a minute,... | |
 | Nathan Fellowes Dupuis - Geometry - 1894 - 313 pages
...or as fractional parts of the right angle. 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'... | |
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Each degree is divided into 60 equal parts called minutes, and each minute into 60 equal parts called seconds. 
