 | Elias Loomis - Geometry - 1871 - 302 pages
...: DF : AB, or R, : CA : : tang. C : AB. Also, CD : CA : : CF : CB, or R : CA : : sec. C : CB. (43.) In every plane triangle there are six parts : three sides and three angles. Of these, any three being given, provided one of them is a side, the others may he determined. In a... | |
 | Charles Davies - Leveling - 1871 - 448 pages
...PLANE TRIGONOMETRY is that branch of Mathematics which treats of the solution of plane triangles. , In every plane triangle there are six parts: three sides and three angles. When three of these parts are given, one being a side, the remaining parts may be found by computation.... | |
 | William Frothingham Bradbury - Geometry - 1872 - 262 pages
...Cotangent 9, to find the degrees, &c. corresponding. CHAPTEB III. SOLUTION OF PLANE TRIANGLES. 35. In every plane triangle there are six parts, three sides and three angles. Of these, any three being given, provided one is a side, the others can be found. RIGHT-ANGLED TRIANGLES.... | |
 | Adrien Marie Legendre - Geometry - 1874 - 500 pages
...20 PLANE TRIGONOMETRY is that branch of Mathematics which treats of the solution of plane triangles. In every plane triangle there are six parts : three sides and three angles. When three of these parts are given, one being a side, the remaining parts may be found by computation.... | |
 | William Guy Peck - Conic sections - 1876 - 412 pages
...10"; 6. log cot-1 10.244220 = 29° 40' 40". III. PLANE TRIGONOMETRY. Definitions and explanations. 25. In every plane triangle there are six parts, three sides, and three angles. If three of these parts, one of which is a side, are given, or known, the other three may be found... | |
 | Elias Loomis - Conic sections - 1877 - 458 pages
...of plane angles and triangles ; Spherical Trigonometry treats of spherical triangles. 2 1 In every triangle there are six parts: three sides and three...angles. These parts are so related to each other that when any three of them are given, provided one of them is a side, the remaining parts can be determined.... | |
 | William Findlay Shunk - Railroad engineering - 1880 - 362 pages
...ТКЮОЖОМЕТКТ. ni. DEFINITIONS. 4 1. Plane Trigonometry treats of the solution of plane triangles. In every plane triangle there are six parts, — three sides and three angles. When three of these parts are given, one being a side, the remaining parts may be found by computation.... | |
 | Charles Davies, Adrien Marie Legendre - Geometry - 1885 - 538 pages
...20. PLANE TRIGONOMETRY is that branch of Mathematics which treats of the solution of plane triangles. In every plane triangle there are six parts : three sides and three angles. When three of these parts are given, one being a side, the remaining parts may be found by computation.... | |
 | William Findlay Shunk - Railroad engineering - 1886 - 376 pages
...PLANE TRIGONOMETRY. in. DEFINITIONS. 1. Plane Trigonometry treats of the solution of plane triangles. In every plane triangle there are six parts, — three sides and three angles. When three of these parts are given, one being a side, the remaining parts may be found by computation.... | |
 | William Findlay Shunk - Railroad engineering - 1890 - 360 pages
...TEIGONOMETET. • - • in. DEFINITIONS. 1. Plane Trigonometry treats of the solution of plane triangles. In every plane triangle there are six parts, — three sides and three angles. When three of these parts are given, one being a side, the remaining parts may he found by computation.... | |
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In every plane triangle there are six parts : three sides and three angles. These parts are so related to each other, that if a certain number of them are known or given, the remaining ones can be determined. 
