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" Circular Measure. 60 seconds (") 1 minute, 60 minutes (') 1 degree, 360 degrees (°) 1 circle. "
Heath's Complete Practical Arithmetic - Page 140
by Charles Edward White - 1901 - 451 pages
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Higher Arithmetic

John Henry Walsh - 1893 - 426 pages
...vertex of the angle. The angle 1 2 3 is measured by the arc YZ; the angle 4 5 6 by the arc ob. 1254. Circular Measure. 60 seconds (") 1 minute, 60 minutes (') 1 degree, 360 degrees (°) 1 circle. 1255. The number of degrees in an arc or an angle is determined by & protractor. SEMICIRCULAR...
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Mathematics for Common Schools: Higher arithmetic

John Henry Walsh - Arithmetic - 1893 - 392 pages
...vertex of the angle. The angle 1 2 3 is measured by the arc YZ; the angle 4 5 6 by the arc ab. 1254. Circular Measure. 60 seconds (") 1 minute, 60 minutes (') 1 degree, 360 degrees (°) 1 circle. 1255. The number of degrees in an arc or an angle is determined by a protractor. To measure...
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Higher Arithmetic: Includes Easy Algebraic Equations and Simple Geometrical ...

John Henry Walsh - Arithmetic - 1895 - 400 pages
...vertex of the angle. The angle 1 2 3 is measured by the arc YZ; the angle 4 5 6 by the arc ab. 1254. Circular Measure. 60 seconds (") 1 minute, 60 minutes (') 1 degree, 360 degrees (°> 1 circle. 1255. The number of degrees in an arc or an angle is determined by & protractor. To measure...
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Grammar-school Arithmetic: Including Easy Algebraic Equations and Simple ...

John Henry Walsh - Arithmetic - 1895 - 476 pages
...number of revolutions 150 per minute, how far does it go in an hour? Give answer in miles and rods. 995. Circular Measure. 60 seconds (") 1 minute (/) 60 minutes 1 degree (°) 360 degrees 1 circle. 8. If the equatorial circumference of the earth is 25,000 miles, how many miles apart are two...
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The Senior Arithmetic for Grammar Schools

Charles Edward White - Arithmetic - 1897 - 312 pages
...Degrees, each degree into 60 parts called Minutes, and each minute into 60 parts called Seconds. 144. An Angle is the difference in direction between two...is the measure of the angle BED. TABLE OF CIRCULAR MEASURB. 60 seconds (") =1 minute, ' 60 minutes = 1 degree, ° 360 degrees = 1 circumference, Cir....
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Grammar-school Arithmetic: Including Algebraic Equations and Simple ...

John Henry Walsh - Arithmetic - 1899 - 260 pages
...number of revolutions 150 per minute, how far does it go in an hour? Give answer in miles and rods. 995. Circular Measure. 60 seconds (") 1 minute (') 60 minutes 1 degree (°) 360 degrees 1 circle. 8. If the equatorial circumference of the earth is 25,000 miles, how many miles apart are two...
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New Grammar School Arithmetic

John Henry Walsh - Algebra - 1903 - 528 pages
...pint cup, and calculate its volume. NOTE. — How many cubic inches in a quart, liquid measure ? 462. Circular Measure. 60 seconds (") 1 minute ('). 60 minutes 1 degree (°). 360 degrees 1 circle. 16. If the equatorial circumference of the earth is 25,000 miles, how many miles apart are...
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For advanced grades

Gordon Augustus Southworth, John Charles Stone - Arithmetic - 1904 - 334 pages
...or ^ , 1 knot 1.15 + com- [ = -j 1 nautical mile mon miles ) I 1 geographic mile 3 knots = 1 league Circular Measure 60 seconds (") = 1 minute (') 60 minutes = 1 degree (°) 360 degrees 69J miles or 60 geograph miles = 1 circumference of latitude ; or 1° of longitude on the equator ,H'...
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An Arithmetic for Upper Grades

John Henry Walsh - Arithmetic - 1908 - 314 pages
...suggested that but little attention be given to problems involving solar time. LONGITUDE AND TIME. 291. Circular Measure. 60 seconds (") = 1 minute (') 60 minutes = 1 degree (°) 360 degrees = 1 circle. 292. By the longitude of a place is meant the distance in degrees measured on the equator between...
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Practical Comprehensive Arithmetic

John Alexander Luman - Arithmetic - 1914 - 366 pages
...are Lrap Years. O-ntennial Years exactly divisible by 400 arc Leap Years. 1 Hour 1 Day 1 Week 1 Year CIRCULAR MEASURE 60 Seconds = 1 Minute 60 Minutes = 1 Degree 360 Degrees = 1 Circle This table is used for measuring angles and arcs, and for latitude and longitude. The signs...
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