Question

2) sin (90-A) = COS A, COS (90 -A) = sinA
tan (90-A) = cota, cot (90-A) = tanA
sec (90-A) = coseCA, Cosec (90-A) = secA
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Answer 1

Answer:

Trigonometry formula

Answer 2

Answer:

trigonometry identities

Step-by-step explanation:

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