| John Lee Comstock - Physics - 1835 - 286 pages
...neai the star a. Each of the 12 signs of the zodiac is divided into 30 smaller parts, called degrees; **each degree into 60 equal parts, called minutes, and each minute into** GO parts, called seconds. The division of the zodiac into signs, is of very ancient date, each sign... | |
| John Playfair - Geometry - 1836 - 114 pages
...the measure of the angle ABC, II. The circumference of a circle may be supposed to be divided into **360 equal parts called degrees ; and each degree into...minutes, and each minute into 60 equal parts called** seconds, &c. And as many degrees, minutes, seconds, &c. as are contained in any arc, of so many degrees,... | |
| Adrien Marie Legendre - Geometry - 1836 - 359 pages
...trigonometrical calculation, the cir cumference of the circle is 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 semicircumference, or the measure of two right angles, contains 180 degrees ; the quarter... | |
| John Lee Comstock - Physics - 1836 - 295 pages
...appears to move Each of the 12 signs of the zodiac is divided (nto 30 smaller parts, called degrees; **each degree into 60 equal parts, called minutes, and each minute into** BO parts, called seconds.) The division of the zodiac into signs, is of very ancient date, each sign... | |
| L. H. Tyler - 1837
...from the smallest to the largest, is conceived 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. These divisions are usually expressed by signs : thus, 15° 10' 15" signifies five degrees,... | |
| Surveys - 1837 - 249 pages
...trigonometrical calculations, the circumference of the circle is divided into 360 equal parts, called degrees ; **each degree into 60 equal parts, called minutes ; and each minute into 60 equal parts, called** seconds. As the circumference of a circle may be regarded as a proper measure of angles, having their... | |
| Commissioners of National Education in Ireland - Measurement - 1837 - 262 pages
...circumference pf every circle is generally divided into 360 equal parts, called degrees ; and every **degree into 60 equal parts, called minutes ; and each minute into 60 equal parts, called** seconds. The angles are measured by the number of degrees contained in the arcs which subtend them... | |
| James Thomson (LL.D.) - Arithmetic - 1837 - 284 pages
...every circle is supposed to be divided into 360 equal parts, called degrees;* each degree is subdivided **into 60 equal parts, called minutes; and each minute into 60 equal parts, called** seconds. MISCELLANEOUS TABLE. 12 articles =1 dozen „ ,-. ( 12 dozen = 1 gross 6 6core or 120" = i.ong... | |
| Thomas Kerigan - Nautical astronomy - 1838
...circles of the spheres, is divided into 360 equal parts, called degrees ; each degree is divided into GO **equal parts, called minutes, and each minute into 60 equal parts, called** seconds. ,57 The Meridian of any place on the earth, is a semicircle which passes through that place,... | |
| Euclides - 1838
...subtended by one of these, as the angular unit. Each degree is moreover supposed to be subdivided into 00 **equal parts, called minutes; and each minute into 60 equal parts, called** seconds, and so on. The angle subtended by any number of these will, therefore, be some fractional... | |
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