Question

If sin o = cos (3o - 30°) where o and 3o - 30° are aute angle find o

Answer 1

Answer:

theta= 30

Step-by-step explanation:

sina=cos(3a-30)

cos(90-a)=cos(3a-30)

90-a=3a-30

90+30=3a+a

120=4a

a=120/4

a=30

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Answer 2

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