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 Βιβλία Βιβλία 1 - 10 από 12 για ... center of the same circle, subtend equal arcs ; by bisecting the angles at the....
... center of the same circle, subtend equal arcs ; by bisecting the angles at the center, the arcs which are subtended by them are also bisected, and hence, a sixth, eighth, tenth, twelfth, &c. part of the circumference of a circle may be found. If the...
The Young Gentleman's Arithmetick, and Geometry: Containing Such Elements of ... - Σελίδα 182
των Edward Wells - 1714 - 292 σελίδες
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## A Course of Mathematics: In Three Volumes : Composed for the Use of the ...

Charles Hutton - 1811
...before observed in Geom. Def. 56) is supposed to be divided into 360 equal parts, called Degrees ; also each degree into 60 Minutes, and each minute into 60 Seconds, and so on. Hence a semicircle contains 1 80 degrees, and a quadrant 90 degrees. 3. The Measure of an angle...

## Elements of Geometry Upon the Inductive Method

James Hayward - 1829 - 172 σελίδες
...purpose, the ancients divided the circumference of the circle into 360 equal parts, called degrees ; each degree into 60 minutes ; and each minute into 60 seconds. And the magnitude of an angle they expressed by the degrees, (°) minutes (') and seconds (",) which express...

## A Course of Mathematics: For the Use of Academies, as Well as ..., Τόμος 1

Charles Hutton - 1831
...before observed in Geom. Def. 56) is supposed to be divided into 360 equal parts, called Degrees ; also each degree into 60 Minutes, and each minute into 60 Seconds, and so on. Hence a semicircle contains 180 degrees, and a quadrant 90 degrees. 3. The Measure of an angle...

## A New and Easy Introduction to the Mathematics: Containing. A system of ...

Ira Wanzer - 1831 - 396 σελίδες
...be divided into 360 equal parts, called degrees; each degree into 60 equal parts, called minutes ; each minute into 60 seconds, and each second into 60 thirds, &c. 16. Of Particulars. 12 Particular things make 1 Dozen, Doz. 20 Do. 1 Score, 12 Dozen, 1 Gross, 12 Gross,...

## Engineers' and Mechanics' Pocket-book ...

Charles Haynes Haswell - 1844 - 264 σελίδες
...The Circumference of everjr circle is supposed to be divided into 360 cqnal parts called Degrees } each degree into 60 Minutes, and each minute into 60 Seconds, and so on. The Complement of an angle is what remains after subtracting- the angle from 90 degrees. The...

## Engineers' and Mechanics' Pocket-book ...

Charles Haynes Haswell - 1851 - 286 σελίδες
...i The . Circumference of every circle is supposed to be divided into 360 equal parts .led Degrees ; each degree into 60 Minutes, and each minute into 60 Seconds, and on. The Complement of an angle is what remains after subtracting the angle from 90 . Supplement of...

## Mensuration and Practical Geometry: Containing Tables of Weights and ...

Charles Haynes Haswell - 1858 - 322 σελίδες
...The Circumference of every circle is supposed to be divided into 360 equal parts, called Degrees ; each degree into 60 Minutes, and each minute into 60 Seconds, and so on. The Complement of an angle is what remains after subtracting the angle from 90 degrees. The...

## Euclid's Elements of Geometry: Chiefly from the Text of Dr. Simson, with ...

Robert Potts - 1860 - 361 σελίδες
...circumference of a circle may be found. If the right angle be considered as divided into 90 degrees, each degree into 60 minutes, and each minute into 60 seconds, and so on, according to the sexagesimal division of a degree ; by the aid of the first corollary to Prop....

## The school edition. Euclid's Elements of geometry, the first six books, by R ...

Robert Potts - 1864
...circumference of a circle may be found. If the right angle be considered as divided into 90 degrees, each degree into 60 minutes, and each minute into 60 seconds, and so on, according to the sexagesimal division of a degree ; by the aid of the first corollary to Prop....

## Euclid's Elements of geometry, the first four books, by R. Potts. Corrected ...

Robert Potts - 1864
...circumference of a circle may be found. If the right angle be considered as divided into 90 degrees, each degree into 60 minutes, and each minute into 60 seconds, and BO on, according to the sexagesimal division of a degree; by the aid of the first corollary to Prop....