 | Charles Davies - 1850 - 238 σελίδες
...measurement 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 parts called seconds. The degrees, minutes, and seconds are marked thus ° ' " ; and 9° 18' 16", are read, 9 degrees 18... | |
 | Charles Davies - 1850 - 218 σελίδες
...measurement 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 parts called seconds. The degrees, minutes, and seconds are marked thus ° ' " ; and 9° 18' 16", are read, 9 degrees 18... | |
 | Charles Davies - 1850 - 412 σελίδες
...OF TIME. 40. 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. For astronomical purposes, the circumference of the circle is also supposed to be divided into 12 equal... | |
 | Charles Guilford Burnham - 1850 - 350 σελίδες
...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, etc. Hence a semicircle contains 180 degrees, and a quadrant 90 degrees. 15.... | |
 | Daniel Adams - 1850 - 144 σελίδες
...10. 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. 11. Degrees, minutes, and seconds, are marked respectively °, ', " ; they are used in mensuration... | |
 | Roswell Chamberlain Smith - 1850 - 314 σελίδες
...through the centre of the earth. 15 CORRESPOND, [L. corrcspondeo.] To answer to; communicate with. parts, called minutes, and each minute into 60 equal parts, called seconds. 76. The circumference1 of the earth is a great circle of 360 de grees. On this circle every minute... | |
 | Sir Henry Edward Landor Thuillier - 1851 - 826 σελίδες
...ACB is a sector of the circle BAD. The circumference of every circle is supposed to be divided off into 360 equal parts, called degrees, each degree...and each minute into 60 equal parts, called seconds. Degrees are expressed thus:0 minutes, thus/ seconds, thus:" A Quadrant of a circle will therefore contain... | |
 | Modern geography - 1852 - 176 σελίδες
...circles, or any of the intermediate parallel lines of latitude. Every circle, whether great or small, is divided into 360 equal parts called degrees; each...and each minute into 60 equal parts called seconds: these are marked by the characters, * ', ": thus 33° 52' 28" means 33 degrees 52 minutes and 28 seconds.... | |
 | James B. Dodd - 1852 - 410 σελίδες
...Circumference of every circle is conceived 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. Degrees, minutes, and seconds, are denoted thus 25° 30' 45", 25 deg. 30 min. 45 sec. § 395. An Angle... | |
 | Charles Davies, William Guy Peck - 1855 - 592 σελίδες
...longer than the sidereal. Kach day is divided into 24 equal parts, called hours ; each hour into GO equal parts, called minutes ; and each minute into 60 equal parts, called seconds ; and, according to the kind of day which is thus subdivided, we have mean solar, or sidereal time:... | |
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The circumference of every circle is supposed to be divided into 360 equal parts, called degrees... 
