 | Francis Lieber, Edward Wigglesworth - 1835 - 630 páginas
...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 is... | |
 | Abel Flint - 1835 - 368 páginas
...centre ; and it divides the circle into two equal parts, called semicircles ; as AB or DE. Fig. 5. 14. The circumference of every 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... | |
 | Abel Flint - 1835 - 366 páginas
...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 páginas
...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 páginas
...other two on the two 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 páginas
...is/img, while the 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...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.... | |
 | Hugh Murray - 1837 - 612 páginas
...sphere, 7916 miles in 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... | |
 | Luther Ainsworth - 1837 - 306 páginas
...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.... | |
 | Mrs. L. H. Tyler - 1837 - 302 páginas
...of the plane of a circle. (21.) DBF. 4. Every circle, from the smallest to the largest, is conceived to be divided into 360 equal parts, called degrees ; each degree into 60 equal parts, called minutes; and each minute into 60 equal parts, called seconds. These divisions are... | |
 | Jeremiah Day - 1838 - 416 páginas
...measuring the latter, a circle is introduced. The periphery of every circle, whether great or small, is supposed to be divided into 360 equal parts called...degree into 60 minutes, each minute into 60 seconds, each second into 60 thirds, &c., marked with the characters °, ', ", '", &c. Thus, 32° 24' 13" 22'"... | |
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The circumference of every circle is supposed to be divided into 360 equal parts, called degrees... 
