find theta if 2cos theta=1
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27
Question.
2cosA = 1 then , A = ?
Answer.
2cosA = 1
cosA = 1/2
Hence, we know that 1/2 is the value of cos60°
so,
cosA = 1/2 = 60°
Hence, A = 60°
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Answer:
please support the above answer
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