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 Βιβλία Βιβλία 61 - 70 από 183 για The circumference of every circle is supposed to be divided into 360 equal parts,....
The circumference of every circle is supposed to be divided into 360 equal parts, called degrees...
An elementary treatise on arithmetic, in theory and practice: adapted to the ... - Σελίδα 66
των James Ryan - 1827 - 272 σελίδες
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## A System of Geometry and Trigonometry: With a Treatise on Surveying; in ...

Abel Flint - 1835 - 334 σελίδες
...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...

## Encyclopædia Americana: A Popular Dictionary of Arts, Sciences ..., Τόμος 5

...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...

## Library of Useful Knowledge: Geometry, plane, solid, and spherical [by ...

1835
...circle Л PB (fig. Art. 3) completed, and divided into 360 equal portions called degrees* ; each degree into 60 equal parts called minutes; each minute into 60 equal parts called seconds ; &c. The magnitude of the an^le А С Р is expressed by the number of degrees, minutes, &c. contained...

## The Elements of Euclid: viz. the first six books, together with the eleventh ...

Euclid, Robert Simson - 1835 - 513 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,...

## The Mechanic's Calculator: Comprehending Principles, Rules, and Tables in ...

William Grier - 1836 - 344 σελίδες
...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...

## Treatise on Arithmetic, in Theory and Practice: With an Appendix, Containing ...

James Thomson (LL.D.) - 1837 - 284 σελίδες
...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...is subdivided into 60 equal parts, called minutes; and each minute into 60 equal parts, called seconds. MISCELLANEOUS TABLE. 12 articles =1 dozen „...

## The Encyclopædia of Geography: Comprising a Complete Description ..., Τόμος 1

Hugh Murray - 1837
...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...

## Practical Mercantile Arithmetic: In which the Theory and Practice of ...

Luther Ainsworth - 1837 - 272 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....

## The Complete Mathematical and General Navigation Tables: Including Every ...

Thomas Kerigan - 1838
...equator, like all other great circles, is divided into 360 equal parts, called degrees ; each degree into 60 equal parts, called minutes ; each minute into , 60 equal parts, called seconds, and so on. The Meridian of any place on the earth is a great circle passing through that place and...

## Mental and Practical Arithmetic: Designed for the Use of Academies and Schools

Charles Davies - 1838 - 288 σελίδες
...used in estimating latitude and longitude, and also in measuring the motions of the heavenly bodies. Every circle is supposed to be divided into 360 equal parts, called degrees. TABLE. 60 seconds " make 1 minute, marked '. 60 minutes - - 1 degree, - - °. * 30 degrees - - 1 sign,...