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 Βιβλία Βιβλία ANGULAR MEASURE. 60 seconds (") = 1 minute ('). 60 minutes = 1 degree (°). 360 degrees = 1 circumference. The Decimal System of Numbers: Illustrated and Practically Applied, by a ... - Σελίδα 54
των Dana Pond Colburn - 1852 - 210 σελίδες
Πλήρης προβολή - Σχετικά με αυτό το βιβλίο ## Arithmetic and Its Applications: Designed as a Text Book for Common Schools ...

Dana Pond Colburn - 1855 - 366 σελίδες
...between the sides of a right angle equals 4 of the circumference, and the measure of a right angle is 4. of 360 degrees, which equals 90 degrees. The measure...minutes := 1 degree. 360 degrees = 1 circumference. seconds by ": thus, 13° 27' 49" =13 degrees, 27 minutes, and 49 seconds. An arc of 90" is called a... ## Arithmetic and Its Applications: Designed as a Text Book for Common Schools ...

Dana Pond Colburn - 1856 - 366 σελίδες
...an acute angle is less than 90 degrees, and that of an obtuse angle more than 90 degrees. TABLE OP CIRCULAR OR ANGULAR MEASURE. 60 seconds = 1 minute....minutes = 1 degree. 360 degrees ;= 1 circumference. (m.) Degrees are marked by the character °, minutes by ', seconds by": thus, 13° 27' 49" = 13 degrees,... ## Arithmetic and Its Applications: Designed as a Text Book for Common Schools ...

Dana Pond Colburn - 1860
...between the sides of a right angle equals J. of the circumference, and the measure of a right angle is 1 of 360 degrees, which equals 90 degrees. The measure...ANGULAR MEASURE. 60 seconds = 1 minute. 60 minutes r= 1 degree. 360 degrees = 1 circumference. (m.) Degrees are marked by the character °, minutes by... ## Seamanship: And Its Associated Duties in the Royal Navy : Together with a ...

Alfred Henry Alston - 1860 - 445 σελίδες
...legal tender for more than 40s., nor are copper for more than 12(2. III.— DIVISION OF THE CIECLE. 60 Seconds 1 minute. 60 Minutes 1 degree. 360 Degrees 1 circumference. Note' — A great circle on the earth's surface, which is about 24,869 miles in circumference, produces... ## Modern arithmetic. [With] Key, Βιβλίο 1

...12 days later than New Christmas. The Old Style, however, is still used in Russia. TABLE OP CIRCULAR MEASURE. 60 Seconds = 1 Minute. 60 Minutes = 1 Degree. 360 Degrees = 1 Circumference. 1 degree is written, 1° ; 1 minute, 1' ; 1 second, 1". REDUCTION. 35. REDUCTION is the process of... ## The Illustrative Practical Arithmetic by a Natural Method ...

George Augustus Walton, Electa Nobles Lincoln Walton - 1869 - 336 σελίδες
...into 60 minutes, and each minute into 60 seconds. These are the units of CIRCULAR- MEASURE. TABLE. 60 seconds (") = 1 minute, 60 minutes = 1 degree, 360 degrees = 1 circumference, marked '. 11 0 circ. 331. Half a circumference is a semi-circumference, CIRCULAR MEASURE. 169 NOTE.... ## The Illustrative Practical Arithmetic ...

George Augustus Walton - 1873
...degree into 60 minutes, and each minute into 60 seconds. These are the units of CIRCULAR MEASURE. TABLE. 60 seconds (") = 1 minute, 60 minutes = 1 degree, 360 degrees = 1 circumference, marked '. « o circ. 331. Half a circumference is a semi-circumference, one fourth is a quadrant, and... ## The Practical Arithmetic on the Inductive Plan: Including Oral and Written ...

William James Milne - 1877 - 391 σελίδες
...angles, in determining latitude, longitude, direction, the position of vessels at sea, etc. TABLE. 60 Seconds (") = 1 Minute . . . 60 Minutes — 1 Degree . . . 360 Degrees = 1 Circumference . Oir. ° ' " 1 = 360 = 21600 = 1296000 Cir. 1. A Quadrant is J of a circumference, or 90°; a. Sextant... ## The Franklin Elementary Arithmetic

Edwin Pliny Seaver - 1878 - 144 σελίδες
...week. 52 weeks 1 day or > = 1 common year. 365 days ) 360 days = 1 leap-year. 100 years = 1 century. Circular or Angular Measure. 60 seconds = 1 minute....minutes = 1 degree. 360 degrees = 1 circumference. Surveyors' bong Measure. 7.92 inches = 1 link. 100 links = 1 chain (= 4 rods). SO chains = 1 mile.... ## The Franklin Elementary Arithmetic by Edwin P. Seaver and Geo. A. Walton

Edwin Pliny Seaver, George Augustus Walton - 1878 - 144 σελίδες
...= 1 week. 52 weeks 1 day or > = j con,mon 365 days f 360 days = 1 leap-year. 100 years = 1 century. Circular or Angular Measure. 60 seconds = 1 minute....minutes = 1 degree. 360 degrees = 1 circumference. Surveyors' Long Measure. 7.92 inches = 1 link. 100 links = 1 chain (= 4 rods). 80 chains = 1 mile....