Sir What are Allied angle formulae? How do we find them For the 6 Trigonometric function?

Asked by GURSIMRAN KAUR | 4th Sep, 2012, 12:21: PM

Expert Answer:

Two angles are said to be allied if their sum or difference is a multiple of 90°. For example, 30° and 60° are allied, 150° and -30° are allied.
 
Trigonometric ratios for allied angles:
 
For more details, please watch the video lesson available on our site.

Answered by  | 5th Sep, 2012, 11:28: AM

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