 | John Davis (of Providence, R. I.) - 1854 - 170 halaman
...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 contains... | |
 | John Davis - 1854 - 190 halaman
...perpendicular to each other. 38. The circumference of every circle, in geometry, is sup- •. posed 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 contains... | |
 | Roswell Chamberlain Smith - 1856 - 334 halaman
...degrees, the whole circle of the Zodiac.7 75. Every circle, whether the greatest or least possible, is divided into 360 equal parts, called degrees, and each degree into 60 equal 1 PLANET, from planao, G. to wander, means a celestial (4) body, which revolvea about the sun or other... | |
 | Charles Guilford Burnham - 1857 - 342 halaman
...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...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... | |
 | Charles Guilford Burnham - 1857 - 328 halaman
...ivicles the circle into two equal parts called semicircles. 14. The circumference of every circle is supposed to be divided into 360 equal parts, called...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... | |
 | Charles Guilford Burnham - 1859 - 338 halaman
...parts called semicircles. 14. The circumference of every circle is supposed to be divided into 860 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, eta Hence a semicircle contains... | |
 | William Grier - 1861 - 316 halaman
...stands at the angular point is read in the middle. Thus, DAE. 57. 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 degrees, and a quadrant... | |
 | Thomas Baker (C.E.) - 1865 - 174 halaman
...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, &e. Hence a semicircle contains 180 degrees, and a quadrant 90... | |
 | Gerardus Beekman Docharty - 1867 - 474 halaman
...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 equal parts, called Degrees ; and each degree into 60 Minutes, each minute into 60 Seconds, and so on. Hence a semicircle contains 180 degrees, and a quadrant... | |
 | 1869 - 104 halaman
...straight lines, from stars or points, meeting at the eye of the observer. For this purpose the circle is supposed to be divided into 360 equal parts, called Degrees, and each of these degrees into 60 equal parts called Minutes, and each minute into 00 equal seconds. A quarter... | |
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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 equal parts, called minutes ; and each minute into 60 equal parts, called seconds ; and these into thirds, etc. 
