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 Βιβλία Βιβλία 11 - 20 από 180 για The circumference of every circle is supposed to be divided into 360 equal....
The circumference of every circle is supposed to be divided into 360 equal...
First Lessons in Arithmetic: Combining the Oral Method with the Method of ... - Σελίδα 162
των Charles Davies - 1849 - 168 σελίδες
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## A pocket encyclopædia, or library of general knowledge

Edward Augustus Kendall - 1811
...measured by the arcs of a circle, contained between the two legs, having the angular point for its centre. Ev.ery circle is supposed to be divided into 360 equal parts, called degrees ; each degree into 60 equal parti, called minutes \$ each minute into' 60 equal parts, called seconds. " An angle...

## The Theory and Practice of Surveying: Containing All the Instructions ...

Robert Gibson - 1811 - 508 σελίδες
...parts, called semicircles ; and is double the radius, as AB or DE. fig. 8. m *!6. 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 caled seconds,...

## Geography Made Easy: Being an Abridgement of the American Universal ...

Jedidiah Morse - 1814 - 364 σελίδες
...celestial sphere, are supposed to be extended to the earth, and marked on its surface. Each circle is divided into 360 equal parts, called degrees ; each...Into 60 minutes, and each minute into 60 seconds. The circles, supposed by geographers to be described on the sphere, are denominated great and small...

## Elements of Crystallography: After the Method of Haüy; With, Or Without ...

Friedrich Christian Accum - 1813 - 396 σελίδες
...the circumference of a circle is the standard of comparison. This circle, of whatever size it may be, is supposed to be divided into 360 equal parts, called degrees ; each degree is again subdivided into 60 equal parts, called minutes, and every minute is subdivided into 60 seconds...

## Geography Made Easy: Being an Abridgement of the American Universal ...

Jedidiah Morse - 1814 - 360 σελίδες
...celeftial fphere, are fuppofed to be extended to the earth, and marked on its farface. Each circle is divided into 360 equal parts, called degrees ; each...degree is divided into 60 minutes, and each minute into (tofeconds. The circles fuppofed by geographers to be defcribed on the fphere, are denominated great...

## A Compendious and Complete System of Modern Geography: Or, A View of the ...

Jedidiah Morse - 1814 - 670 σελίδες
...equal to two radii, or the longest straight line, that can be drawn in a circle. The circumference of every circle is supposed to be divided into 360 equal parts, called degrees ; each degree into 60 minutes ; each minute into 60 seconds. An arc of a circle is the measure of an angle. Thus...

## A Treatise on Surveying, Containing the Theory and Practice: To which is ...

John Gummere - 1814 - 346 σελίδες
...plane triangle, except the three angles, are given, the others are determined. 2. The periphery of every circle is supposed to be divided into 360 equal parts, called degrees ; each degree into 60 equal parts, called minutes ; and each minnte into 60 equal parts, called seconds, &c. 3. The...

## The Theory and Practice of Surveying: Containing All the Instructions ...

Robert Gibson - 1814 - 508 σελίδες
...equal parts, called semicircles; and isdoublethe radius, as AB or DE. fig. 8. 16. 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 seconds,...

## A Practical Application of the Principles of Geometry to the Mensuration of ...

Jeremiah Day - 1815 - 96 σελίδες
...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 mintite into 60 seconds? each second into 60 thirds, fkc. marked with the characters...

## A Treatise of Plane Trigonometry: To which is Prefixed, a Summary View of ...

Jeremiah Day - 1815 - 126 σελίδες
...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 second?. each second into 60 thirds, &c. marked with flie characters...