 | Thomas Ulvan Taylor - Surveying - 1908 - 334 pages
...any part is equal to the product of the Tangents of the Adjacent parts. Cosine Law : The sine of any part is equal to the product of the Cosines of the Opposite parts. The right angle C is not counted or regarded as a part and a and b are regarded as adjacent parts as no... | |
 | Daniel Alexander Murray - Spherical trigonometry - 1908 - 132 pages
...the middle part, and a, b, are opposite parts. Napier's rules of circular parts are as follows : I. The sine of the middle part is equal to the product of the tangents oj the adjacent parts. II. The sine of the middle part is equal to the product of the cosines... | |
 | Thomas Ulvan Taylor - Surveying - 1908 - 374 pages
...any part is equal to the product of the Tangents of the Adjacent parts. Cosine Law: The sine of any part is equal to the product of the Cosines of the Opposite parts. TKe right angle C is not counted or regarded as a part and a and b are regarded as adjacent parts as... | |
 | Leslie Leland Locke - Mathematics - 1909 - 364 pages
...complement of each part is to be taken rather than the part. Napier's Rules of circular parts : Stn of middle part is equal to the product of the cosines of the opposite parts, or equal to the product of the tangents of the adjacent parts. It is seen that omitting the right angle... | |
 | Levi Leonard Conant - Trigonometry - 1909 - 320 pages
...the opposite parts. Napier's rules for the solution of spherical right triangles are as follows : 1. The sine of the middle part is equal to the product of the tangents of the adjacent parts. 2. The sine of the middle part is equal to the product of the cosines... | |
 | Arthur Graham Hall, Fred Goodrich Frink - Trigonometry - 1910 - 204 pages
...are the following : I. The sine of the middle part is equal to the product of the tangents of the two adjacent parts ; II. The sine of the middle part is equal to the product of the cosines of the two opposite parts. The alliterative element in the device is obvious. The validity of the rules appears... | |
 | Alfred Monroe Kenyon, Louis Ingold - Trigonometry - 1913 - 300 pages
...adjacent or both opposite. Napier's rules refer to these circular parts and are as follows : EULE 1. The sine of the middle part is equal to the product of the cosines of the opposite parts. RULE 2. The sine of the middle part is equal to the product of the tangents of the adjacent parts.... | |
 | Robert Édouard Moritz - Trigonometry - 1913 - 562 pages
...c, are called opposite parts. Then each of the five equations on the right are contained in Rule 1. The sine of the middle part is equal to the product of the tangents of the adjacent parts, and the five on the left are contained in Rule 2. The sine of the middle... | |
 | Alfred Monroe Kenyon, Louis Ingold - Trigonometry - 1913 - 184 pages
...1. The sine of the middle part is equal to the product of the cosines of the opposite parts. BULE 2. The sine of the middle part is equal to the product of the tangents of the adjacent parts. These rules may be remembered by the alliteration of the first vowel... | |
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I. The sine of the middle part is equal to the product of the tangents of the adjacent parts. 
