how to find angles from trigonometric values using clarks table.for example,tantheta=0.397 how to find angle .please explain sin cos also.how to find in case of cosec cot sec etc.pease explain how to find log antilog also.

Asked by Anishma Joseph | 25th Sep, 2015, 11:27: PM

Expert Answer:

C o n s i d e r space t h e space f o l l o w i n g space t a b l e space o f space t r i g o n o m e t r i c space v a l u e s.
G i v e n space t h a t space tan theta equals 0.397 F r o m space t h e space t a b l e space s e l e c t space t h e space v a l u e space n e a r e r space o r space e q u a l space t o space t h e space r e q u i r e d space v a l u e. H e r e comma space i t space i s space 0.3939 space a n d space h e n c e space theta space i s space a p p r o x i m a t e l y space e q u a l space t o space 21 degree N o w space c o n s i d e r comma space sin theta equals 0.5736.
 
A n d space h e n c e space theta equals 35 degree S i m i l a r l y space w e space c a n space f i n d space a n g l e s space g i v e n space cos i n e comma space c o t comma space s e c a n t space a n d space cos e c a n t space v a l u e s.
 

Answered by Vimala Ramamurthy | 27th Sep, 2015, 01:19: PM