| Thomas Keith - Astronomy - 1811 - 388 pages
...for the beginning of the year 1804, was 13° 14' 43" and its declination 80° "15' 44" north. $ Every circle is supposed to be divided into 360 equal parts, called degrees ; each degree into 60 equal parts called minutes ; each minute into 60 equal parts called seconds,... | |
| Edward Augustus Kendall - 1811 - 462 pages
...the arcs of a circle, contained between the two legs, having the angular point for its centre. Ev.ery circle is supposed to be divided into 360 equal parts, called degrees ; each degree into 60 equal parti, called minutes $ each minute into' 60 equal parts, called seconds.... | |
| Adam Walker - 1812 - 92 pages
...language of geography 59° 56'N. and 30° 24'E.; for every circle, large or small, real or imaginary, is supposed to be divided into 360 equal parts, called degrees ; and every degree into 60 parts, called minutes; and every minute into 60 parts, called seconds, marked... | |
| Robert Gibson - Surveying - 1814 - 558 pages
...parts, called semicircles; and isdoublethe radius, as AB or DE. fig. 8. 16. 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... | |
| Jedidiah Morse - Geography - 1814 - 696 pages
...two radii, or the longest straight line, that can be drawn in a circle. The circumference of every circle is supposed to be divided into 360 equal parts, called degrees ; each degree into 60 minutes ; each minute into 60 seconds. An arc of a circle is the measure of an... | |
| John Gummere - Surveying - 1814 - 398 pages
...triangle, except the three angles, are given, the others are determined. 2. The periphery of every circle is supposed to be divided into 360 equal parts, called degrees ; each degree into 60 equal parts, called minutes ; and each minnte into 60 equal parts, called seconds,... | |
| Surveying - 1814 - 402 pages
...DE. and it is a chord to both segments of the circle, as DFE and DGE. 12. A Circle is actually, or supposed to be divided into 360 equal parts, called Degrees, and each degree into 60 equal parts, called Minutes ; and these into seconds, &c. 13. An Angle is so many degrees,... | |
| John Bonnycastle - Astronomy - 1816 - 490 pages
...equator, we are enabled to judge of the situation of the place with respect to its latitude. Every circle is supposed to be divided into 360 equal parts, called degrees, and every degree into sixty equal parts, called minutes; so that, from these considerations, you will readily... | |
| Nathaniel Dwight - Geography - 1816 - 220 pages
...which divide it into unequal parts. Q. What are the degrees of a circle ? A. The circumference of 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 seconds. Q. What is a meridian... | |
| Thomas Keith - 1817 - 306 pages
...of the angle » BE, and the arc G n is the measure of the angle ABC. 14. The circumference of 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.... | |
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