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" 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 seconds ; and these into thirds, &c. "
The First Six Books: Together with the Eleventh and Twelfth - Page 483
by Euclid - 1781 - 520 pages
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Hand-book of the Terrestrial Globe, Or, Guide to Fitz's New Method of ...

Ellen Eliza Fitz - Globes - 1876 - 120 pages
...angles, the circumference of a circle is divided into 360 equal parts, called degrees (marked ), each degree into 60 equal parts, called minutes ('), and each minute into 60 equal parts, called seconds ( " ). Then the number of degrees, minutes, and seconds, in the arc intercepted by the sides...
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Hand-book of the Terrestrial Globe, Or, Guide to Fitz's New Method of ...

Ellen Eliza Fitz - Globes - 1876 - 120 pages
...angles, the circumference of a circle is divided into 360 equal parts, called degrees (marked ), each degree into 60 equal parts, called minutes ('), and each minute into 60 equal parts, called seconds ("). Then the number of degrees, minutes, and seconds, in the arc intercepted by the sides...
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The Elementary Arithmetic: Oral and Written

Albert Newton Raub - Arithmetic - 1877 - 164 pages
...AD, is called a Diameter. 129. Every circumference is divided into 360 equal parts, called degrees; each degree into 60 equal parts, called minutes; and each minute into 60 equal parts, called seconds. TABLE. 60 seconds ( " ) =1 minute, ( ' ). 60 minutes =1 degree, (). 30 degrees = 1 sign,...
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The yachtsman's handybook for sea use

James Rosser - 1877
...as AF, or B r. The circumference of every circle is divided into 360 equal parts, called DEGREES ; each degree into 60 equal parts called minutes, and each minute into 60 equal parts called seconds; which are respectively marked ' ". (See p. 1, Table A.) Since the circumference of a circle...
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Manual of Land Surveying, with Tables

David Murray - Surveying - 1878 - 259 pages
...the circumference of a circle 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. They are expressed by the FIG. 6. characters ' ". The magnitude of the angle A is thus...
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Physiography: An Introduction to the Study of Nature

Thomas Henry Huxley - Physical geography - 1878 - 384 pages
...But no one can speak of " parallels of longitude," because these 1 Each degree of latitude is divided into 60 equal parts called minutes, and each minute into 60 equal parts called seconds. Degrees are represented by the symbol , minutes by ', and seconds by ". Minutes and seconds...
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Scientific and practical geometry for self-instruction

Rolla Rouse - 1879
...angle with a circumference, the latter is taken 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 ; a right angle containing 90 degrees, and a semicircle 180 degrees. Degrees are marked ,...
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The merchants' handbook

William Alfred Browne - Money - 1879 - 342 pages
...founded upon a basis furnished by Nature. The Quadrant of the Earthis Meridian- was divided into 9 equal parts called Degrees, and each Degree into 60 equal parts called Minutes. One of these Minutes was the Neapolitan Miglio or Mile. The Thousandth part of the Miglio was the Passo,...
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Colton's Common School Geography: Illustrated by Numerous Engravings and ...

Joseph Hutchins Colton - Geography - 1880 - 148 pages
...purpose of measurement, every circle is conceived to be divided into 3(30 equal parts called Degrees ; each degree, into 60 equal parts called minutes; and each minute, into GO equal parts called Seconds. Degrees are marked , minutes ', seconds ''. 5. The great circle which...
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The Field Engineer: A Handy Book of Practice in the Survey, Location, and ...

William Findlay Shunk - Railroad engineering - 1880 - 318 pages
...one-quarter of the circle, and is the measure of a right angle. Each degree is further divided into 00 equal parts called minutes, and each minute into 60 equal parts called seconds. Degrees, minutes, and seconds are denoted by the symbols , ', ": thus the expression 7...
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