6. If sin = 1 2 then the value of
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Answer:
sin A = 1/2 sin A= sin 30 (degree) so, A = 30degree. Therefore Cos A= Cos 30degree =root3/2 = 0.8660 that is the Answer.
Step-by-step explanation:
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Answer:
60 degree
Step-by-step explanation:
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