Question

15. In given figure, the value of
cos o is


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Answer 1

Answer:

Let theta = Ø and fi =õ

90° + Ø +õ = 180°

õ = 90° - Ø

Sin Ø = cos (90° - Ø)

Sin Ø = cos õ

Cos õ = 4/3

Answer 2

Answer:

1 is the value of cos 0 degree