On Practical Geodesy. -55 



sin V = 9-8965321441 sin L" = 9 9023239980 



sin w = 8-3387529285 sin a> = 8-3387529285 



18-2352850726 18-2410769265 



sin D,, ^ 9 6456993857 sin A, = 9-8514912397 



.-. sin 2, = 8-3895856869 .-. sin 2, = 8-3«95856868 



.-. z, = V, W, 18" • 8798 



To find the angles D,, A,,, and base Zj, of the triangle 

 A.,PD — 



cot 1 CO =11-9622253888 cot J w =11-9622253888 



cos 1 {l"—lj') = 9-9999836034 sin J (/"— L') = 7-9389910706 



21-9622089922 19-9012164594 



cos J (r + L') = 9-7844261226 sin J (r+L') = 9-899479Q213 



tan i(D, + AJ= 12-1777828696 tan J (D—AJ= 10-0017374381 



.-. i (D, + A,) = 89°, 37', 10" • 267152 



.-. I (D, — A,) = 45°, 06', 52" • 590233 



.-. B, = 134°, 44', 02" • 857385 



A, = 44°, 30', 17" -676919 



sin l" = 9-9023486165 sin L' = 9-8965573265 



sin o) = 8-3387529285 sin o) = 8-3387529285 



18-2411015450 18-2353102550 



sin D^ = 9 8514909614 sin A, = 9-8456996715 



-.-sins, = 8-3896105836 .-. sins, = 8-3896105835 



.-. 2, = 1°, 24', 19" • 169884 



To find the angles A„, A„„, and base v of the triano^le 



cot 1 to =11-9622253888 cot i w =11-9622253888 



cos I {l"~l') = 9-9999834631 sin J {l"—l') = 7-9408418596 



21-9622088519 19-9030672484 



cos 1 (^" + ^0 = 9-7844471278 sin i {l" + r) = 98994666546 



tani(A,+A,,)=12-1777617241t^ni(A,—A,,) = 10-0036005938 

 .-. 1 (A,+A,J = 89°, 37', 10" • 20043 



.-. J (A,— A, J = 45°, 14', 15" • 02727 

 .-. A, = 134°, 51', 25" • 22770 

 A,,= 44°, 22', 55" -17316 



