DIVISIONS OF THE CIRCLE. 60 Seconds = 1 Minute. 60 Minutes = 1 Degree. 30 Degrees = 1 Sign. 90 Degrees = 1 Quadrant. 360 Degrees, or 12 Signs = 1 Circumference. Formerly the subdivisions were carried on by sixties ; thus, the second was divided into 60... The New American Arithmeticτων Samuel Mecutchen, George Mornton Sayre - 1877Πλήρης προβολή - Σχετικά με αυτό το βιβλίο
| Andrew Mackay - 1804 - 354 σελίδες
...make 1 Peck 4 Pecks '— 1 Firlot 4 J irlots ^г 1 Boll 16 Bolls = 1 Chaldron. CIRCLE. 60 Seconds make 1 Minute 60 Minutes =: 1 Degree 30 Degrees — 1 Sign 12 Signs = 1 Circle. TIME. GO Seconds make 1 Minute 60 Minutes =r 1 Hour 24 Hours == 1 Day 7 Diys '•=. 1 Week, 365Í Days =... | |
| Montgomery Robert Bartlett - 1827 - 274 σελίδες
...if nothing is left, it is then Leap year. Measure of Circular Motion. 60 Thirds ('") make 1 Second, 60 Seconds * "1 Minute, 60 Minutes " 1 Degree, . ° 30 Degrees " 1 Sign of the heavens, s. 12 Signs, (or 360 ') " 1 Great Circle of the heavens. NOTE. This table is used in... | |
| Ingram Cobbin - 1830 - 150 σελίδες
...October, > autumn. January, > winter. November, ) February, ) Circular Motion. 60 seconds (") make 1 minute ' 60 minutes 1 degree ° 30 degrees 1 sign £ 12 signs, or 360 degrees, the circle of the Zodiac. This is used to measure circles, latitude, longitude, «fec.... | |
| Francis Lieber, Edward Wigglesworth, Thomas Gamaliel Bradford - 1831 - 628 σελίδες
...2-3 " " " (For measures of weights, see Weights.) 6. ANGULAR MEASURE ; OR, DIVISIONS OF THE CIRCLE. 60 seconds =: 1 minute 60 minutes = 1 degree 30 degrees = 1 sign 'JO degrees = 1 quadrant 360 degrees, or 12 signs = 1 circumference. Formerly, the subdivisions were... | |
| Olinthus Gregory - 1834 - 484 σελίδες
...standard, used for watch-cases, &c. is 18 carats fine. 5. ANGULAR MEASURE ; OR, DIVISIONS or THE CIRCLE. 60 Seconds = 1 Minute. 60 Minutes = 1 Degree. 30 Degrees = 1 Sign. 90 Degrees = 1 Quadrant 360 Degrees, or 12 Signs = 1 Circumference. Formerly the subdivisions were... | |
| Francis Walkingame - 1835 - 270 σελίδες
...ASTRONOMICAL MOTION. For measuring the relative motions of heavenly bodies belonging to the Solar system. 60 Seconds 1 Minute. 60 Minutes 1 Degree. 30 Degrees 1 Sign. 3 Signs 1 Quadrant. 4 Quadrants, or 360 Degrees Kim 1. — The shape of the earth being an oblate spheroid,... | |
| Charles Potts - 1835 - 202 σελίδες
...astronomers, navigators, &c. The denominations are, revolution or circle, sign, degree, minute, and second. 60 seconds (") =1 minute. ' 60 minutes =1 degree. ° 30 degrees =1 sign. sig. 12 signs, or 360° =1 revolution or circle. EXAMPLES. 1. In one revolution how many seconds ?... | |
| James L. Connolly (mathematician.) - 1835 - 264 σελίδες
...Leap. Year February hath 29 days, which is every fourth year.. CIRCULAR MOTION. 50 Seconds make .... 1 Minute. 60 Minutes ..... --1 Degree. 30 Degrees -----. -1 Sign. • 12 Signs or 3SO degrees the whole great circle of the zodiac Explanation of Characters used in this = Two parallel... | |
| T. Pigott - 1838 - 68 σελίδες
...Measure. 60 seconds . . minute 60 minutes . . hour 24 hours .... day 7 days .... week 28 days month 60 seconds . . 1 minute 60 minutes... 1 degree 30 degrees . . 1 sign 90 degrees . . 1 quadrant 360 degrees . . 12 signs г m ... | |
| Nathan Daboll - 1842 - 268 σελίδες
...bissextile, or leap year, February hafli 29 days. 12. Circular Motion. • , ,.-.:•". 60 seconds (*) make 1 minute, * 60 minutes, 1 degree, * 30 degrees, 1 sign, #• 12 signs, or 360 degrees, the whole great circle of the Sodiac. Explanation of Characters itted in this Book.... | |
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