| Horatio Nelson Robinson, Daniel W. Fish - 1858 - 378 σελίδες
...the parts of different circles, although having the same names, are of different lengths. / TABLE. 60 seconds (") make 1 minute, . . . '. 60 minutes...degree, . , . °. 30 degrees " 1 sign, S. 12 signs, or 360°, " 1 circle, C. UNIT EQUIVALENTS. i = e'o s. 1 = 6P. = 3600 C. 1 = 30 = 1S90 — 108000 1... | |
| Daniel W. Fish - 1871 - 300 σελίδες
...lengths. The unit is the degree, which is 3 J^ part of the space about a point in any plane. TABLE. \ 60 seconds (") make 1 minute, ' 60 minutes " 1 degree, 30 degrees " 1 sign, S. 12 signs, or 360°, " 1 circle, Cir. UNIT EQUIVALENTS. CS ° ' 1 = 12 = 360 = 21600 = 1296000 1 = 30 .= 1800... | |
| Horatio Nelson Robinson, Daniel W. Fish - 1871 - 384 σελίδες
...Consequently the parts of different circles, although having the same names, are of different lengths. TABLE. 60 seconds (") make 1 minute, . . . '. 60 minutes " 1 degree, . . . °. 30 degrees " 1 sign, 8. 12 signs, or 360°, " 1 circle C. UNIT EQUIVALENTS. f i = ' 60 s. 1 = 60 = 3600 C. 1 = 30 = 1800... | |
| George Payn Quackenbos - 1872 - 350 σελίδες
...divided into 60 equal parts, called Minutes ; and a minute into 60 equal parts, called Seconds. TABLE. 60 seconds (") make 1 minute, . . . ' 60 minutes,...1 sign, . . . . S. 12 signs, 1 circle, . . . . C. 1' = 60' 8 1° = 60 = 3600 c 1 = 30 = 1800 = 108000 1 = 12 = 360 == 21600 = 1296000 275. The Sign is... | |
| Shelton Palmer Sanford - 1872 - 404 σελίδες
...many days, etc. in 479529 seconds? Ans. 5da. l.'Uir. 12min. 9seo AKT 180. CIRCULAR MEASURE. TABLE. 60 seconds (") make 1 minute, '. 60 minutes " 1 degree, °. 30 degrees " 1 sign, 8. 12 signs, or 360°, " 1 circumference of a circle, 0. CIRCULAR MEASURE is used in astronomy, geography... | |
| Henry Bartlett Maglathlin - 1872 - 220 σελίδες
...degrees. 107. Circu1ar Measure is used in measuring angles, and arcs of circles. Table. 60 seconds (") are 1 minute, '. 60 minutes, 1 degree, °. 30 degrees, 1 sign, S. 12 signs, or 360°, 1 circum. C. XENXAI, EXERCISES. 1. How many seconds in 2 minutes? In 3 minutes? 2. How many... | |
| George Payn Quackenbos - 1874 - 444 σελίδες
...will be seen in the above diagram. A right angle, therefore, contains i of 360, or 90, degrees. TABLE. 60 seconds (') make 1 minute, . . . . ' 60 minutes,.... ° 30 degrees, 1 sign, S. 12 signs, 1 circle, C. 1 minute of the circumference of the earth constitutes a geographical or nautical mile, which, as we... | |
| Daniel W. Fish - 1874 - 538 σελίδες
...FIG. 3. TABLE. Oir. 8. " 1=12=360=21600=1296000 1= 30= 1800= 108000 1= 60= 360 1= 60 60 Seconds (") = 1 Minute . ' 60 Minutes = 1 Degree . ° 30 Degrees = 1 Sign . . S. 12 Signs, or 360° = 1 Circle . Cir. 1. A Semi- Cir -cum., is one-half of a circumference, or 180°. 2. A Quadrant... | |
| Horatio Nelson Robinson - 1875 - 468 σελίδες
...space about a point in any plane. The table is made up of divisors and multiples of this unit. TABLE. 60 seconds (") make 1 minute, . . . . '. 60 minutes...degree,. . . . °. 30 degrees " 1 sign, S. 12 signs, or 360°, " 1 circle, C. M UNIT EQUIVALENTS. / /, 1 = 60 s 1 = 60 = 3600 c 1 = 30 = 1800 = 108000 1... | |
| Lorenzo Fairbanks - 1875 - 472 σελίδες
...measuring angles, etc. The Unit is the Degree, which is -j^ 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 Circle c. NOTES. — 1. All circles, great and small, contain the same number of degrees.... | |
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