 | Thomas Keith - 1817 - 306 Seiten
...of the angle » BE, and the arc G n is the measure of the angle ABC. 14. The circumference of every 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. The angles... | |
 | Charles Hutton - 1818 - 646 Seiten
...contained by the lines BA and 3D is called the angle BAC BAD or DAB. 67. 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... | |
 | Robert Gibson - 1818 - 502 Seiten
...circles, be supposed to be divided into some assigned number of equal parts. 2. The periphery 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... | |
 | Abel Flint - 1818 - 184 Seiten
...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... | |
 | William Hawney - 1820 - 336 Seiten
...measure of the angle DBE aud the arch GH is the measure of the angle ABC. 1*. The circumference of every 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. Angles are... | |
 | Bewick Bridge - 1821 - 648 Seiten
...a given radius. 3. For the purpose of exhibiting arithmetically the magnitude of angles, the whole circumference of the 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; &c. &c. And since... | |
 | Thomas Simpson - 1821 - 426 Seiten
...the circle, be supposed divided into some assigned number of equal parts. 2. The periphery 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... | |
 | Sidney Edwards Morse - 1822 - 706 Seiten
...drawn through the centre from one side of the circumference to the other. 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 part of its circumference. All... | |
 | Joseph Emerson Worcester - 1822 - 354 Seiten
...equal parts. These are four, the two tropics, and (he two polar circles. The circumference of every circle is supposed to be divided into 360 equal parts, called degrees ; each degree into 60 equal parts, called minutes ; and each minute into 00 equal parts, called seconds. They are... | |
 | Sidney Edwards Morse - 1822 - 706 Seiten
...drawn through the centre from one side of the circumference to the other. The circumference of every circle is supposed to be divided into 360 equal parts, called degrees ; each degree into 60 minutes ; each minute into GO seconds. An arc of a circle is part of its circumference. All... | |
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The circumference of every circle is supposed to be divided into 360 equal parts, called degrees... 
