... is supposed to be divided into 60 equal parts, called minutes; and each minute into 60 equal parts, called seconds. Degrees, minutes, and seconds, are designated respectively, by the characters ° ' ". For example, ten degrees, eighteen minutes, and... The Geometrician: Containing Essays on Plane Geometry, and Trigonometry ... - Page 60by Benjamin Donne - 1775 - 159 pagesFull view - About this book
| Edward Vermilye Huntington, Louis Albert Fischer - Engineering - 1916 - 186 pages
...MEASURE. (360 degrees = 1 revolution.) 1 degree = 1° = Ую of a right angle. The degree is usually **divided into 60 equal parts called minutes ('), and each minute into 60 equal parts called seconds** ("); while the second is subdivided decimally. But for many purposes it is more convenient to divide... | |
| Nathaniel Bowditch - Nautical astronomy - 1916 - 836 pages
...meridian of the point of reference. The day is divided into 24 equal parts, called Hours; each hour is **divided into 60 equal parts, called Minutes, and each minute into 60** equalparts, called Seconds. 273. APPAKENT OR SOLAB TIME. — The hour angle of the center of the sun... | |
| Architecture - 1917
...degrees, ie, it is -^ =£ of a circumference. Li order to obtain accurate measurements each degree is **divided into 60 equal parts called minutes and each minute into 60 equal parts called seconds.** r:~ S7_ Angular Measurement /OS /so 39 SOLIDS A solid has three dimensions — length, breadth, and... | |
| Heating - 1918
...degrees, ie, it is vVr = | of a circumference. In order to obtain accurate measurements each degree is **divided into 60 equal parts called minutes and each minute into 60 equal parts called seconds.** Fig.. 67. Angular Measurement SOLIDS A solid has three dimensions — length, breadth, and thickness.... | |
| Building - 1919
...degrees, ie, it is -sVir = i of a circumference. In order to obtain accurate measurements each degree is **divided into 60 equal parts called minutes and each minute into 60 equal parts called seconds.** Fig. 67. Angular Measurement SOLIDS A solid has three dimensions — length, breadth, and thickness.... | |
| Harmon Bay Niver - Geography - 1922 - 327 pages
...circle, no matter what size it may be, 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.** The Equator and the meridian circles are called great circles, because they divide the earth into hemispheres.... | |
| Frank Moore Colby, Talcott Williams - Education - 1922
...the circumference of a circle is divided into 360 equal parts, called degrees; each degree into 00 **equal parts, called minutes; and each minute into 60 equal parts, called seconds.** Further divisions are better represented by decimal fractions. The circle ia also commonly divided... | |
| Nathaniel Bowditch - Nautical astronomy - 1931 - 852 pages
...meridian of the point of reference. The day is divided into 24 equal parts, called Hours; and each hour is **divided into 60 equal parts, called Minutes; and each minute into 60 equal parts, called Seconds.** 273. APPARENT OK SOLAR TIME. — The hour angle of the center of the sun affords a measure of Apparent... | |
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