 | George Crabb - Encyclopedias and dictionaries - 1831 - 426 pages
...circumference; the segment of a circle is a part cut ofl' by a line called the chord. The circumference of every circle is supposed to be divided into 360 equal parts, called degrees, every degree into 60 parts, called minutes, and every minute into 60 parts, called seconds. Solids... | |
 | Jeremiah Day - Measurement - 1831 - 394 pages
...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 degrees, each degree into 60 minutes, each minute into 60 seconds, each second into 60 thirds, &c, marked with the characters... | |
 | William Grier - Mechanical engineering - 1832 - 366 pages
...two sides, D that which stands at the angular point is read in (he middle. 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... | |
 | Charles Davies - Arithmetic - 1833 - 284 pages
...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... | |
 | Thomas Spofford - Almanacs, American - 1835 - 84 pages
...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... | |
 | Francis Lieber, Edward Wigglesworth - Encyclopedias and dictionaries - 1835 - 630 pages
...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... | |
 | Abel Flint - Geometry - 1835 - 366 pages
...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 pages
...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,... | |
 | B[enjamin] Franklin Callender - Measurement - 1836 - 226 pages
...CHAPTER I. MENSURATION OF ANGLES AND TRIANGLES. SECTION I. Definitions and ProblemS. Every circle is divided into 360 equal parts, called degrees ; each degree is divided into 60 equal parts, called minutes ; each minute is divided into 60 equal parts, called seconds; seconds are... | |
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The circumference of every circle is supposed to be divided into 360 equal... 
