 | John Bonnycastle - Geometry - 1848 - 320 pages
...angular point being always to be read in the middle. CD 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 is an arc... | |
 | Charles Davies - Arithmetic - 1848 - 88 pages
...the motions of the heavenly bodies. 2. How is every circle supposed to be divided ? Every circle is supposed to be divided into 360 equal parts, called degrees. Each degree is divided into 60 minutes, and each minute into 60 seconds. 3. Repeat the table. TABLE. 60 seconds... | |
 | Charles Davies - Arithmetic - 1849 - 184 pages
...the motions of the heavenly bodies. 2. How is every circle supposed to be divided ? Every circle is supposed to be divided into 360 equal parts, called degrees. Each degree is divided into 60 minutes, and each minute into 60 seconds. Solid, or Cubic Measure. 1. For what is... | |
 | Rufus Putnam - Arithmetic - 1849 - 402 pages
...by a diameter and a semicircle ; as, the surface к FH К. 45. 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. Hence, a... | |
 | Charles Davies - Arithmetic - 1850 - 412 pages
...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... | |
 | 1851 - 716 pages
...whole circumference is measured by degrees. Every circle is divided into 360 equal parts, which are called degrees ; each degree contains 60 minutes, and each minute 60 seconds. A straight line, drawn from the centre of a circle to its circumference, is called a semidiameter or... | |
 | Charles Davies - Arithmetic - 1851 - 178 pages
...the motions of th« heavenly bodies. 2. How is every circle supposed to be divided ? Every circle is supposed to be divided into 360 equal parts, called degrees. Each degree is divided into 60 minutes, and each minute into 60 seconds. Solid, or Cubic Measure. 1. For what is... | |
 | Richard Phillips (sir.) - 1851
...globe, and, consequently, divide it into two unequal parts. 107. All circles, whether great or less, are supposed to be divided into 360 equal parts, called degrees ; each degree into sixty equal parts, called minutes ; and each minute into sixty equal parts called seconds. Degrees... | |
 | Adrien Marie Legendre - Geometry - 1852 - 436 pages
...parts is given. 3. For the purpose of trigonometrical calculation, the circumference of the circle is supposed to be divided into 360 equal parts, called degrees ; each degree is supposed to be divided into 60 equal parts, called minutes; and each minute into 60 equal parts,... | |
 | Jeremiah Joyce - Science - 1852 - 430 pages
...of a circle contained by the two legs, having the angular point for its centre. 4. 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. Degrees,... | |
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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. 
