 | Nathan Scholfield - Geometry - 1845 - 506 pages
...circumference may be regarded as the measure of angular magnitude. For this purpose the circumference of the circle is supposed to be divided into. 360 equal parts, called degrees, and each of those degrees is divided into 60 equal parts called minutes, find each minute into 60 equal... | |
 | Nathan Scholfield - Conic sections - 1845 - 542 pages
...circumference may be regarded as the measure of angular magnitude. For this purpose the circumference of the circle is supposed to be divided into 360 equal parts, called degrees, and each of those degrees is divided into 60 equal parts called minutes, and each minute into 60 equal... | |
 | Charles Davies - Arithmetic - 1846 - 370 pages
...leaving 236, the number of days required ; and so of others. DIVISION OF THE CIRCLE MEASURE OF TIME. 40. 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. For astronomical... | |
 | Charles Davies - Geometrical drawing - 1846 - 254 pages
...? The circumference of a circle is used for the measurement of angles. 26. How is it divided? It is divided into 360 equal parts called degrees, each degree is divided into 60 equal parts called minutes, and each minute into 60 equal parts called seconds. The degrees, minutes,... | |
 | Thomas Milner - 1876 - 818 pages
...equator or the meridians. Small circles, such as the tropics, divide the globe into two unequal parts. Every circle is supposed to be divided into 360 equal parts, called degrees ; every degree into sixty equal parts, called minutes ; and every minute into sixty equal parts, called... | |
 | Henry Bartlett Maglathlin - Arithmetic - 1876 - 230 pages
...line drawn through the center, and terminated by the circumference, as AE. 173. The circumference of every circle is supposed to be divided into 360 equal parts, called Degrees. 370* What is a Circle ? The Circumference of a circle ? What is an Arc of a circle ? A Diameter? How... | |
 | Benjamin Greenleaf - Arithmetic - 1879 - 238 pages
...line drawn through the center, and terminated by the circumference, as AE. 173. The circumference of every circle is supposed to be divided into 360 equal parts, called Degrees. B180" 270" What is a Circle ? The Circumference of a circle ? What is an Arc of a circle ? A Diameter?... | |
 | Popular encyclopedia - 1879 - 530 pages
...pole. 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 dfgrees; each degree into 60 equal parts, called minutes; each minute into 60 equal parts, called seconds,... | |
 | James Morton - Circle-squaring - 1881 - 236 pages
...sign, 1 quadrant, 1 circumference. The circumference of the globe, like every other circumference, is divided into 360 equal parts, called degrees; each degree is divided into 60 equal parts, called miles or minutes. Three miles are called a league. Geographical or Nautical Measure.... | |
 | New Sydenham Society, Henry Power, Leonard William Sedgwick - Biology - 1882 - 872 pages
...all the right lines that can be drawn from its central point to any part of it equal The periphery of every circle is supposed to be divided into 360 equal parts, called degrees. C., •'«« of. The area of a circle is found by multiplying die square of the diameter by C., cll'lary.... | |
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The circumference of every circle is supposed to be divided into 360 equal... 
