 | Frederick Augustus Griffiths - Artillery - 1859 - 426 pages
...taken from 180 degrees leaves the sum of the other two angles. Definitions. The Sine of an arc is the line drawn from one extremity of the arc perpendicular to the diameter of the circle which passes through the Other extremity. The Versed sine of an arc is the part of the... | |
 | Henry S. Merrett - 1863 - 476 pages
...degrees. L The supplement of an arc is what it wants of 180 degrees. A sine or right sine of an arc is a line drawn from one extremity of the arc perpendicular to the diameter, as BF, or the supplement to the arc BD E. (Fig. 1, Plate 28.) The versed sine of an arc is that part... | |
 | Oliver Byrne - Engineering - 1863 - 600 pages
...be an arc of 50°, then its supplement BDE will be 130°The sine, or right sine, of an arc, is the line drawn from one extremity of the arc, perpendicular to the diameter passing through the other extremity- Thus, BF is the sine of the arc AB, or of the arc BDEHence the... | |
 | Henry S. Merrett - 1863 - 428 pages
...degrees. L The supplement of an arc is what it wants of 180 degrees. A sine or right sine of an arc is a line drawn from one extremity of the arc perpendicular to the diameter, as В F, or the supplement to the arc ВDE. (Fig. 1, Plate 28.) The versed sine of an arc is that part... | |
 | Samuel Alsop - Surveying - 1865 - 440 pages
...the extremities of that arc. Thus, EM (Fig. 32) is the chord of the arc EM. The sine of an arc is the line drawn from one extremity of the arc, perpendicular to the diameter through the other extremity. BF (Fig. 32) is the sine of AB or of EB, and BL of BD. NOTE.—The sine... | |
 | William Davis Haskoll - 1868 - 252 pages
...a check is obtained by measuring FG and EC, because they should be equal. ' PRACTICAL TRIGONOMETRY. The sine of an arc is a right line drawn from one...extremity of the arc perpendicular to the diameter which intercepts the other extremity of the arc. AB is the sine of the angle o (fig. 45). The cosine of an... | |
 | William Davis Haskoll - Hydrographic surveying - 1886 - 354 pages
...a check is obtained by measuring FG and E c, because they should be equal. PRACTICAL TRIGONOMETRY. The sine of an arc is a right line drawn from one...extremity of the arc perpendicular to the diameter which intercepts the other extremity of the arc. AB is the sine of the angle o (fig. 45). The cosine of an... | |
 | Alan Leo - Astrology - 1906 - 340 pages
...the fourth part of a circle, or the arc subtending a right angle. The sine of an arc is a straight line drawn from one extremity of the arc perpendicular to the diameter passing through the other extremity of it. Therefore, the sine of 90 degrees is the greatest possible.... | |
 | Joseph Gregory Horner - Milling-machines - 1906 - 326 pages
...180°, Of PITCH Fig. '244. — Trigonometrical Functions. or of a semi-circle. The sine of an arc is the line drawn from one extremity of the arc perpendicular to the diameter passing through the other extremity. Thus b D is the sine of the arc a D, and it is equal to half the... | |
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Sine, or Right Sine, of an arc, is the line drawn from one extremity of the arc, perpendicular to the diameter which passes through the other extremity. Thus, BF is the sine of the arc AB, or of the supplemental arc BDE. 
