Math, asked by abhinavkumars227, 16 days ago

If A, B and C are the interior angles of a ∆ ABC, then show that, cos + 2 = sin

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Answered by JhalakJaiswal

0

Answer:

If A, B, and C are interior angles of a triangle ABC, then sin (B+C)/2 = cos (A/2).

Answered by chauhankashish130

0

Answer:

If A, B, and C are interior angles of a triangle ABC, then sin (B+C)/2 = cos (A/2).

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