Math, asked by neerajbarhate, 19 days ago

If in a triangle ABC, 2cos A cos B cos B 2 cos C -- + a b с (2) 45° a b +, then angle A equals to bc ac (1) 90° (3) 135 (4) 120

Answers

Answered by dhanshrees9730

1

Answer:

1) 90°

Step-by-step explanation:

hope the answer will help you☺

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