| Benjamin Workman - 1809 - 191 pągines
...unequally. LeflVr circles are coai* monly parallel to fome great circle7. Every circle is fuppofed **to be divided into 360 equal parts, called Degrees...and each degree into 60 equal parts, called Minutes** ; each minute in 60 Seconds, £c. 8. A degree of a great circle, on the earth, contains 60 geographical... | |
| John Ewing - 1809 - 538 pągines
...circle, whether large or small, is supposed to be divided into 360 equal parts, which are called degrees, **each degree into 60 equal parts called minutes, and each minute into 60** seconds, and so on in a sixagesimal division as far as you please. If the earth be supposed to turn... | |
| James Ferguson, Jeremiah Horrocks - 1809 - 533 pągines
...suppose to be divided into 12 equal parts, called signs ; each sign into 30 equal parts, called degrees; **each degree into 60 equal parts, called minutes; and each minute into 60** into 60 equal parts, called seconds : so that a second Plate I. is the 60th part of a minute ; a minute... | |
| Thomas Keith - 1810 - 420 pągines
...thus the arc *c is the measure of the angle aBC and the arc DE is the measure of the angle ABC. (H) **The circumference of 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. The... | |
| Robert Gibson - 1811 - 508 pągines
...circumference into two equal parts, called semicircles ; and is double the radius, as AB or DE. fig. 8. m *!6. **The circumference of every circle is supposed to be...called minutes, and each minute into 60 equal parts** caled seconds, and these into thirds, fourths, &c. these parts being greater or less as the radius... | |
| Edward Augustus Kendall - 1811
...measured by 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.... | |
| Thomas Keith - 1811 - 346 pągines
...ascention, 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,... | |
| Charles Hutton - 1811
...and the other two on the two sides, that which stands at the angular point is read in the middle. 57. **The circumference of every circle is supposed to be divided into 360** equnl parts, called Degrees : and each degree into 60 Minutes, each minute into 60 Seconds, and so... | |
| Adam Walker - 1812
...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... | |
| John Lee Comstock - 1813 - 340 pągines
...star a. 762. Each of the 12 signs of the zodiac is divided into 30 smaller parts, called degrees ; **each degree into 60 equal parts, called minutes, and each minute into 60** parts, called seconds. The division of the zodiac into signs, is of very ancient date, each sign having... | |
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