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Βιβλία Βιβλία 11 - 20 από 189 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 ; and each degree into 60 equal parts, called minutes ; and each minute into 60 equal parts, called seconds ; and these into thirds, &c. "
The National Arithmetic on the Inductive System: Combining the Analytic and ... - Σελίδα 311
των Benjamin Greenleaf - 1853 - 360 σελίδες
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A Treatise of Algebra: Wherein the Principles are Demonstrated and Applied ...

Thomas Simpson - 1800 - 400 σελίδες
...fuppofed divided into fome affigned number of equal parts. 2. The periphery of every circle is fuppofed to be divided into 360 equal parts, called degrees ; and each degree into 60 cgual parts, called minutes, and each minute into 60 equal parts, called feconds, or fccond minutes,...

Mathematics: Compiled from the Best Authors and Intended to be the ..., Τόμος 1

Samuel Webber - 1801
...the two sides, that, which stands at the angular point, is rend in the middle. C 56. The 39° 5 6. The circumference of every circle is supposed to be...and each degree into 60 minutes, each minute into do seconds, and so on. Hence a semicircle contains 1 80 degrees, and a quadrant 90 degrees. / 57. The...

A System of Geometry and Trigonometry: Together with a Treatise on Surveying ...

Abel Flint - 1804 - 168 σελίδες
...the Centre ; and it divides the Circle into two equal parts, called Semicircles ; as AB or DE. 14. The. Circumference of every Circle is supposed to...equal parts, called Degrees ; and each Degree into 60 equal parts, called Minutes ; and each Minute into 60 equal parts, called Seconds ; jktl these into...

The Elements of Euclid: Also the Book of Euclid's Data ...cor. viz. The ...

Robert Simson - 1804
...; the arch AC is called the meafure of the angle ABC. II. The circumference of a circle is fuppofed 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 feconds, &c. And as many degrees,...

The shipwright's vade-mecum [by D. Steel].

David Steel - 1805
...centre to the circumference of a circle, is called a Radius. All the radii of the same circle are equal. The circumference of every circle is supposed to be divided into 360 parts, called degrees; each degree into 60 equal parts, called minutei; and each minute into 60 equal...

A Treatise of Practical Surveying: Which is Demonstrated from Its First ...

Robert Gibson - 1806 - 452 σελίδες
...circumference into two equal parts called semicircles ; and is double the radius, as AB or DE. fig. 8. • 18. The circumference of every circle is supposed to be...equal parts called degrees, and each degree into 60 equal parts called minutes, and each minute into 60 equal parts called seconds, and these into thirds,...

A Treatise on Plane and Spherical Trigonometry: With Their Most Useful ...

John Bonnycastle - 1806 - 419 σελίδες
...by an arc of a circle contained between its two legs, and having the angular point for its centre. Every circle is supposed to be divided into 360 equal parts, called degrees ; each degree into 60 equal parts, called minutes ; each minute into 60 equal parts, called seconds...

Mathematics, Τόμος 1

Samuel Webber - 1808
...and the other two on the two sides, that, which stands at the angular point, is read in the middle. 56. The circumference of every circle is supposed...60 seconds, and so on. Hence a semicircle contains 1 80 degrees, and a quadrant 90 degrees, 57. The measure of a rightlined angle is an arc of any circle,...

A System of Geometry and Trigonometry: Together with a Treatise on Surveying ...

Abel Flint - 1808 - 168 σελίδες
...equal parts, called Semicircles; asAB or DE. Fig. 5. 14. The Circumference of every Circle is supposcfl 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 ;. and these into...

Elements of Geography: Designed for Young Students in that Science. In Seven ...

Benjamin Workman - 1809 - 191 σελίδες
...unequally. LeflVr circles are coai* monly parallel to fome great circle7. Every circle is fuppofed to be divided into 360 equal parts, called Degrees ; and each degree into 60 equal parts, called Minutes ; each minute in 60 Seconds, £c. 8. A degree of a great circle, on the...




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