 | Robert Édouard Moritz - Trigonometry - 1913 - 562 pages
...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 part is equal... | |
 | Alfred Monroe Kenyon, Louis Ingold - Trigonometry - 1913 - 184 pages
...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 in the words cosine... | |
 | George Neander Bauer, William Ellsworth Brooke - Trigonometry - 1917 - 196 pages
...The sine of the middle part is equal to the product of the cosines of the opposite parts. The sine of the middle part is equal to the product of the tangents of the adjacent parts.* * To associate cosine with opposite and tangent with adjacent, it may be noticed that... | |
 | Science - 1922 - 414 pages
...five parts are a, b, с0 с, с0 а, с0 ß, where с0 с = c. The right angle 7 is omitted. The sine of the middle part is equal to the product of the tangents of the adjacent parts. The sine of the middle part is equal to the product of the cosines of opposite parts.... | |
 | Smithsonian Institution - Elliptic functions - 1922 - 410 pages
...parts are a, b, со с, со а, со ß, where со с = с. The right angle 7 is omitted. The sine of the middle part is equal to the product of the tangents of the adjacent parts. The sine of the middle part is equal to the product of the cosines of opposite parts.... | |
 | James Atkins Bullard, Arthur Kiernan - Trigonometry - 1922 - 252 pages
...sine of a middle part is equal to the product of the cosines of the opposite parts. 2. The sine of a middle part is equal to the product of the tangents of the adjacent parts. (61) The parts mentioned in the rules are the five so-called circular parts of the... | |
 | Science - 1925 - 726 pages
...The five parts are a, b, co c, co a, co ft, where co c = c. The right angle 7 is omitted. The sine of the middle part is equal to the product of the tangents of the adjacent parts. The sine of the middle part is equal to the product of the cosines of opposite parts.... | |
 | Howard Whitley Eves - History - 1983 - 292 pages
...any middle part is equal to the product of the cosines of the two opposite parts. 2. The sine of any middle part is equal to the product of the tangents of the two adjacent parts. (a) By applying each of the above rules to each of the circular parts, obtain the... | |
| |
I. The sine of the middle part is equal to the product of the tangents of the adjacent parts. 
