| Anthony Nesbit - Surveying - 1824 - 476 pages
...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.** 48. The arc of a quadrant contains 90 degrees, which is the measure of a right angle. 49. Ap ellipse... | |
| George G. Carey - Astronomy - 1825 - 274 pages
...whether great or small, are 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,** &c.f 9. An Angle is the inclination of two lines which meet in a point, and is always some part of... | |
| Industrial arts - 1825 - 590 pages
...small or great, 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 equal parts called seconds,** in the same manner as a yard is divided into 3 equal parts called feet, a foot into 12 equal parts... | |
| Abel Flint - Surveying - 1825 - 252 pages
...Circumference of every Circle is sipposed to be divided into 360 equal part?, 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. JVote. Since all Circles are divided into the same number ot Degrees,... | |
| Nathaniel Bowditch - Nautical astronomy - 1826 - 710 pages
...supposed to have their circumference 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 so on into thirds, fourths,* be. and an arch is said to be. of as many degrees as it contains parts... | |
| Nathaniel Bowditch - Nautical astronomy - 1826 - 782 pages
...small, are supposed to have th cumference divided into 360 equal parts, called degrees, and each deçr **60 equal parts, called minutes ; and each minute into 60 equal parts.** seconds, and so on into thirds, fourths,* be. and an arch is said to bi many degrees as it contains... | |
| Robert Simson - Trigonometry - 1827 - 513 pages
...circumference of a 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,** &c. And as many degrees, minutes, seconds, &c. as are contained in any arch, of so many degrees, minutes,... | |
| James Thomson - 1827 - 1014 pages
...circle be divided into 360 equal parts, each of them is called a degree. Each degree is subdivided **into 60 equal parts, called minutes; and each minute into 60 equal parts, called** * Geography is a description of the earth ; and is distinguished by different names, according to tha... | |
| Montgomery Robert Bartlett - Education - 1828 - 426 pages
...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;** and these into thirds, &c. Now, as all circles are not of the same magnitude, and as they are all divided... | |
| Adrien Marie Legendre - Geometry - 1828 - 346 pages
...circumference of the 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.** The semicircumference, or the measure of two right angles, contains 180 degrees; the quarter of the... | |
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