 | Nathan Scholfield - Geometry - 1845 - 506 pages
...may be regarded as the measure of angular magnitude. For this purpose the circumference of the circle is supposed to be divided into. 360 equal parts, called degrees, and each of those degrees is divided into 60 equal parts called minutes, find each minute into 60 equal... | |
 | Nathan Scholfield - 1845 - 894 pages
...may be regarded as the measure of angular magnitude. For this purpose the circumference of the circle is supposed to be divided into 360 equal parts, called degrees, and each of those degrees is divided into 60 equal parts called minutes, and each minute into CO equal... | |
 | James Robinson (of Boston.) - 1847 - 304 pages
...diameter for its chord. The half circle FGH is a semicircle. 45. 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.... | |
 | Charles Guilford Burnham - 1850 - 350 pages
...it divides the circle into two equal parts called semicircles. 14. 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... | |
 | Thomas Baker - Railroads - 1850 - 244 pages
...by these radii and the arc FE, will be the sector of a circle. 27. The circumference of every circle is supposed to be divided into 360 equal parts, called degrees, and each degree into 60 minutes, each minute into 60 seconds, &c. Hence a semicircle contains 180 degrees,... | |
 | Benjamin Greenleaf - Arithmetic - 1850 - 368 pages
...contained by the lines BA and AD is called the angle BAD, or DA B. 56. The circumference of every circle is supposed to be divided into 360 equal parts, called degrees ; and each degree into 60 minutes, each minute into 60 seconds, and so on. Hence a semicircle contains 180... | |
 | Alexander Ingram - 1851 - 202 pages
...Quadrant ; and, if half a right angle, it is called an Octant. NOTE 2. The circumference of every circle is supposed to be divided into 360 equal parts, called degrees, and a degree into 60 equal parts, called minutes, and a minute into 60 seconds, and so on. Degrees are... | |
 | Benjamin Naylor - Geography - 1851 - 154 pages
...of latitude are circles passing round the earth parallel to the equator. Every Circle of the earth is supposed to be divided into 360 equal parts, called degrees, and each of these degrees into 60 equal parts, called minutes. The Latitude of any place is its distance... | |
 | John Davis (of Providence, R. I.) - Circle-squaring - 1854 - 170 pages
...and its two radii perpendicular to each other. 38. The circumference of every circle, in geometry, is supposed to be divided into 360 equal parts, called degrees, and each degree subdivided into 60 minutes, and each minute into 60 seconds, and so on. Hence a semicircle... | |
 | Charles Guilford Burnham - 1857 - 342 pages
...it divides the circle into two equal parts called semicircles. 14. 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... | |
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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 minutes, each minute into 60 seconds, and so on. 
