| John Bonnycastle - 1829 - 252 pągines
...called the hypothenuse; and the other two sides are called legs. PRACTICAL GEOMETRY. 21 D / -E B *47. **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 so on. 48. The measure of any right-lined angle... | |
| 1829 - 180 pągines
...MEASURING LAND. 386* TRIGONOMETRY is the art of measuring TRIANGLES. 38T* The PERIPHERY of every cirele **is supposed to be divided into 360 equal parts, called DEGREES; and each degree into 60** other equal parts, called minutes, &c. * Tfiuse who would wish to pursue this study, cannot prrhaps... | |
| 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. If two... | |
| 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... | |
| G. Rubie - 1830 - 180 pągines
...that which divides the Earth or Heavens into two unequal parts. Every Circle, whether great or small, **is supposed to be divided into 360 equal parts, called degrees ; and each degree** is subdivided into 60 equal parts, called minutes or miles; therefore, a Semicircle contains 180 degrees,... | |
| John Nicholson (civil engineer.) - 1830 - 182 pągines
...radii and an arc, as BIK (Fig. 19). 49. The circumference of every circle, whether great or small, **is supposed to be divided into 360 equal parts, called degrees ; and** every degree into 60 parts, called minutes ; and every minute into 60 seconds. To measure the inclination... | |
| Charles Davies - 1830 - 300 pągines
...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.... | |
| Ira Wanzer - 1831 - 396 pągines
...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 divided into 360 equal parts, called degrees;** each degree into 60 equal parts, called minutes ; each minute into 60 seconds, and each second into... | |
| George Crabb - 1831 - 412 pągines
...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... | |
| John Lee Comstock - 1831 - 295 pągines
...near the star a. Each of the 12 signs of the zodiac is divided into 30 smaller partSj called degrees; **each degree into 60 equal parts, called minutes, and each minute into 60** parts, called seconds. The division of the zodiac into signs, is of very ancient date, each sign having... | |
| |