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Βιβλία Βιβλία 51 - 60 από 186 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 - 1830 - 284 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...

A concise system of mathematics

Alexander Ingram - 1830
...angle, the sector is called a Quadrant; and if half a right angle, it is called an Octant. NOTE 2. The circumference of every circle is supposed to be divided into 360 equal parts, called degrees, and a degree into 60 equal parts, called minutes, and a minute into 60 seconds, and so on. NOTE 3....

A dictionary of general knowledge; or, An explanation of words and things ...

George Crabb - 1830
...centre to the circumference; the segment of a circle is a part cut off by a liue 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 are...

Elements of Surveying

Charles Davies - 1830 - 300 σελίδες
...angles that are given. 25. For the purposes of trigonometrical calculations, the circumference of the circle is supposed to be divided into 360 equal parts, called degrees ; each degree into 60 equal parts, called minutes ; and each minute into 60 equal parts, called seconds. 26. As the...

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

Ira Wanzer - 1831 - 396 σελίδες
...or 360 degrces,= {he ^. Note 1. — This table is used by Astronomers, Navigators, &c. Note 2. — The circumference of every circle is supposed to be...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,...

A Family Encyclopaedia: Or, An Explanation of Words and Things Connected ...

George Crabb - 1831 - 412 σελίδες
...centre to the 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...

The Principles of Plane Trigonometry, Mensuration, Navigation and Surveying

Jeremiah Day - 1831 - 370 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 seconds, each second into 60 thirds, &c, marked with the characters...

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

Francis Lieber, Edward Wigglesworth, Thomas Gamaliel Bradford - 1831
...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 degrttt, each degree into CO equal parts, called minutes, each minute into 60 equal parts, called seconds,...

The mechanic's calculator, or Workman's memorial book

William Grier - 1832
...the other two on the 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...

A New System of Practical Astronomy: Made Plain and Easy to Those who Have ...

Thomas Spofford - 1835 - 72 σελίδες
...every part of the circumference ia equally distant from a point within the circle, called the centre. The circumference of every circle is supposed to be...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...




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