 Circular Measure is applied to the divisions of the circle, and is used in reckoning latitude and longitude, and the motion of the heavenly bodies. 60 seconds (") make 1 minute, marked ' 60 minutes " 1 degree, " ° 30 degrees " 1 sign,  The popular educator - Page 211by Popular educator - 1860Full view - About this book
 | Orville Marcellus Powers - Business mathematics - 1906 - 384 pages
...196. A Degree is the jfa part of the circumference of a circle.. TABLE 60 seconds (") make 1 minute ' 60 minutes " 1 degree ° 30 degrees " 1 sign S. 12 signs or 360° " 1 circumference. .C. NOTES. — 1. A degree at the equator, also the average degree of latitude, is equal... | |
 | Edward Brooks - Mental arithmetic - 1908 - 182 pages
...MEASURE is used to measure arcs of circles angles, etc. TABLE. 60 seconds (") equal 1 minute, . . . ' 60 minutes " 1 degree, . . . ° 30 degrees " 1 sign, . . . . S. 12 signs or 360° " 1 circumference, C. MISCELLANEOUS. 12 units = 1 dozen. 20 units = 1 score. 12 dozen = 1 gross. 24 sheets... | |
 | Joseph Ray - Arithmetic - 1866 - 210 pages
...latitude and longitude, and in measuring the motions of the heavenly bodies. TABLE. 60 seconda (") make 1 minute, marked '. 60 minutes .... 1 degree, .... ". 30 degrees .... 1 sign, S. 12 sigua, or 360° . . 1 circle, . . . . C. EXAMPLES FOE PEACTICE. 1. Eeduce 2 S. 18° 2Y' 43" to seconds.... | |
 | Edward Brooks - Mental arithmetic - 1873 - 188 pages
...MEASURE is used to measure arcs of circles, angles, etc. TABLE. 60 seconds (") equal 1 minute, . . . ' 60 minutes " 1 degree, . . . ° 30 degrees " 1 sign, . . . . S. 12 signs or 360° " 1 circumference, C. MISCELLANEOUS. 12 units = 1 dozen. 20 units = 1 score. 12 dozen = 1 gross. 24 sheets... | |
 | Stoddard A. Felter - Arithmetic - 1862 - 332 pages
...astronomy, geography, navigation, and surveying, and for calculating the difference of time. (a) TABLE. 60 seconds (") make 1 minute, marked ' 60 minutes " 1 degree, " ° 30 degrees " 1 sign, " sig. ( 1 quadrant, " quad. 90 degrees " } , " , , ' u J ( 1 right angle, " ra 4 quadrants, or <(... | |
 | Stoddard A. Felter - Arithmetic - 1868 - 368 pages
...astronomy, geography, navigation, and surveying, and for calculating differences of time. (a.) TABLE. 60 seconds (") make 1 minute, marked ' 60 minutes " 1 degree, " 30 degrees " 1 sign, " sig. „ , ,, Si quadrant, " quad. 90 degrees J 1 right angle, « ra 4 quadrants or 111 circumference... | |
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