 | Charles Hutton - Mathematics - 1807 - 464 pages
...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 which passes through the other extremity. Thus, BF is the sine of the arc AB, or of the supplemental... | |
 | Edward Augustus Kendall - 1811 - 462 pages
...the arc BAE, or BDE. The sine, or, as it is sometimes called, the riglrt sine, of an arc, is a right 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 BD. The versed sine of... | |
 | Edward Augustus Kendall - Encyclopedias and dictionaries - 1811 - 476 pages
...the arc BAE, or BDE. The sine, or, as it is sometimes called, the right sine, of an arc, is a right 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 BD. The versed sine of... | |
 | Charles Hutton - Mathematics - 1811 - 442 pages
...an arc of 50", then its supplement BDE will be 1 30°. 7. The 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... | |
 | John Gummere - Surveying - 1814 - 398 pages
...: thus the line BE is the chord of the arc B AE or BD E, Fig. 81. 6. The sine of an arc, is a right 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 ABorBD, Fig. 81. 7- The cosine... | |
 | John Bonnycastle - Trigonometry - 1818 - 488 pages
...80". Thus B oc is the complement of A o B, and B oa is its supplement. The sine of an arc is a right line drawn from one extremity of the arc perpendicular to the diameter which passes through the other extremity. Thus BD is the sine of AB, or of B a. The cosine of an arc... | |
 | Charles Hutton - Mathematics - 1822 - 616 pages
...an arc of nO°. then itl supplement BDE will be J30°. 7. The 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 AH, or of the supplemental... | |
 | Peter Nicholson - Architecture - 1823 - 210 pages
...Hence, BO or IM is the co-sine of the arc AB ; and, therefore, the sine of the complement BC. 231. The TANGENT OF AN ARC is a straight line, drawn from one extremity of the arc, where it touches it, to meet the prolongation of the radius through the other extremity. The line AK,... | |
 | Thomas Keith - Navigation - 1826 - 504 pages
...other straight lines described in and about a circle, called chords, sines, tangents, &c. (G) The chord of an arc is a straight line drawn from one extremity of the arc to the other. Thus Ьн. is the chord of the arc ¿н, or of the arc HAFBD&. The chord of an arc q/... | |
 | William Whewell - Mechanics - 1832 - 572 pages
...position will be a tangent to each, that is, the arcs AB, Ab have a common tangent. DBF. The subtense of an arc is a straight line, drawn from one extremity of the arc to meet at a finite angle the tangent to the arc at its other extremity. LEMMA VII. If BD be a subtense... | |
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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 BDE. 
