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" 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 System of Practical Arithmetic: Whereby Most of the Various Problems ... - Σελίδα 62
των Charles Potts - 1835 - 180 σελίδες
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The Common School Manual: A Regular and Connected Course of Elementary ...

Montgomery Robert Bartlett - 1827 - 274 σελίδες
...4, and 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...

Encyclopaedia Americana: A Popular Dictionary of Arts, Sciences ..., Τόμος 8

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...

Mathematics for Practical Men: Being a Common-place Book of Principles ...

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...

Rose's New Arithmetic: An Explanatory and Practical Arithmetic, Adapted to ...

John Rose - 1835 - 192 σελίδες
...seconds. Ans. 31556937sec. 9. Reduce 126227748 seconds to solar years. Ans. 4. MOTION, OR CIRCULAR MEASURE. This measure is used by astronomers, navigators,...circle, sign, degree, minute, and second. 60 seconds " equal = 1 minute, ' 60 minutes 1 degree, ° 30 degrees - - - 1 sign, sig. 12 signs, or 360° - 1...

Taplin's improved edition of Walkingame's Tutor's assistant. To which is ...

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,...

Mental Arithmetic Simplified

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 ...

The Private Instructor, Or Mathematics Simplified: Comprising Every Thing ...

Jason M. Mahan - 1839 - 312 σελίδες
...4748-25. 8. In 7 years, now many weeks, days, and hours ? Ans. 365.25 weeks ; 2556.75 days ; 61362 hours. MOTION, OR CIRCLE MEASURE. This measure is used by...circle, sign, degree, minute, and second. 60 Seconds (") - equal 1 minute, - '• 60 Minutes - - "1 degree, - °. 30 Degrees - - "1 sign, - - sig. 12 Signs,...

A Treatise of Arithmetic: Designed for the Use of the Elementary Schools ...

1843 - 142 σελίδες
...clear, And twenty-nine in each leap year. ANGULAR MEASURE OR DIVISIONS OP THE CIRCLE. seconds, marked " 60 seconds = 1 minute, ' 60 minutes = 1 degree, ° 30 degrees = 1 sign, s. 12 signs = 1 circle, circ. YARN MEASURE. COTTON YARN. 54 inches = 1 thread, 80 threads = 1 skein...

The Columbian Calculator: Being a Practical and Concise System of Decimal ...

Almon Ticknor - 1846 - 276 σελίδες
...bar. 1 tierce, tier 1 hogshead, hhd. 1 puncheon, punch. 1 pipe or butt, p. or b. 1 tun, Tt U ^/ -. MOTION OR CIRCLE MEASURE. This measure is used by astronomers, navigators, &c. Denominations. '•. Marked. 60 seconds (") equal 1 minute, ' 60 minutes - - "1 degree, ° 30 degrees...

The principles and practice of arithmetic and mensuration: with the use of ...

James Wharton - 1847 - 224 σελίδες
...standard, used for watch-cases, &c. is 18 carats fine. V. ANGULAR MEASURE; OR, 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...




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