Question

(A+C)/2=B can be related to the law​

Answer 1

Answer:

Law of cosines signifies the relation between the lengths of sides of a triangle with respect to the cosine of its angle. If ABC is a triangle, then as per the statement of cosine law, we have: ... a2 = b2 + c2 – 2bc cos α, where a,b, and c are the sides of triangle and α is the is the angle between sides b and c.

Explanation:

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