 | Charles Davies - 1833 - 284 σελίδες
...Ida. 26m. SSsec. 6. In 5927040 minutes how many weeks ? Ans. 588. CIRCULAR MEASURE OR MOTION. § 90. Circular measure is used in estimating latitude and...the motions of the heavenly bodies. Every circle is sup posed to be divided into 360 equal parts, called de grees. TABLE. 60 seconds " make 1 minute, marked... | |
 | Francis Lieber, Edward Wigglesworth - 1835 - 630 σελίδες
...poles. The brazen meridian is the circle in which the artificial globe turns, divided into 360 degrees. Every circle is supposed to be divided into 360 equal parts, called degrees, each degree into CO equal ports, called minutes, each minute into 60 equal parts, called seconds, Sic. ; a degree... | |
 | Thomas Spofford - 1835 - 84 σελίδες
...circumference ia equally distant from a point within the circle, called the centre. The circumference of every circle is supposed to be 'divided into 360 equal parts called degrees ; each degree into 60 equal parls called minutes, and each minute into 60 equal parts called seconds. Colurea ; those... | |
 | Abel Flint - 1835 - 366 σελίδες
...Tivides the circle into two equal parts, calle. .emicircles ; as AB or DE. Fig. 5. 14. The , jmference of every circle is supposed to be divided into 360 equal parts, called degrees ; and each degree into 60 equal parts, called minute*; and each minute into 60 equal parts, called... | |
 | Euclid - 1835 - 540 σελίδες
...and BC, in A and C ; the arch AC is called the measure of the angle ABC. II. The circumference of a circle is supposed to be divided into 360 equal parts called degrees, and each degree into 60 equal parts called minutes, and each minute into 60 equal parts called seconds,... | |
 | William Grier - 1836 - 384 σελίδες
...sides, that which stands at the angular point is read in the middle. Thus DAE. 57. The circumference of every circle is supposed to be divided into 360 equal parts, called degrees; and each degree into 60 minutes, each minute into 60 seconds, and so on. Hence a semicircle contains... | |
 | James Thomson (LL.D.) - 1837 - 296 σελίδες
...months after it follow the rule. r 48 TABLES. TABLE OF THE DIVISION OF THE CIRCLE. The circumference of every circle is supposed to be divided into 360 equal parts, called degrees;* each degree is subdivided into 60 equal parts, called minutes; and each minute into 60 equal parts, called seconds.... | |
 | Luther Ainsworth - 1837 - 306 σελίδες
...many equal parts is every circle supposed to be divided ? A. Every circle, whether great or small, is supposed to be divided into 360 equal parts, called degrees. Each degree is also subdivided into 60 minutes, and each minute into 60 second!*. 245 MENSURATION OF SUPERFICIES.... | |
 | Hugh Murray - 1837 - 612 σελίδες
...diameter, and consequently nearly 24,870 miles in circumference. In geometry, the circumference of every circle is supposed to be divided into 360 equal parts, called degrees ; and each of these into 60 equal parts, called minutes, and so on. A degree, therefore, of any circle... | |
 | Charles Davies - 1838 - 292 σελίδες
...Ida. 26m. 58sec. 6. In 5927040 minutes, how many w^eks ? Ans. 588. CIRCULAR MEASURE OR MOTION. § TO. Circular measure is used in estimating latitude and...to be divided into 360 equal parts, called degrees. TABLE. 60 seconds " make 1 minute, marked '. 60 minutes - - 1 degree, - - °. * 30 degrees - - 1 sign,... | |
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The circumference of every circle is supposed to be divided into 360 equal parts, called degrees... 
