Math, asked by jacquelinejibyi, 6 months ago

If cos2A =1/2, then A is?

Answers

Answered by zona17

2

Answer:

buddy cos2A is equal to 1

Answered by snehaprajnaindia204

20

Answer:

Cos 2A = 1/2

=> cos 2A = cos 60°

=> 2A = 60°

=> A = 60/2 = 30°

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