1.

In triangle ABC, △A-6/B and 4-2<c. Findall the angles of the triangle.

Answer»

A = 6B B = 2C => C = B/2 A + B + C = 180 6B + B + B/2 = 180 (14B+B)/2 = 180 B = 180×2/15 = 24 A = 6×24 = 144 C = B/2 = 24/2 = 12

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