Mathematics, 09.03.2021 18:30, mazzi88

In triangle ABC, m∠ABC = (4x – 12)° and m∠ACB = (2x + 26)°. Yin says that if x = 19, the triangle must be equilateral. Is he correct? Justify your answer. Triangle A B C is shown. Angles A B C and B C A are congruent.

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In triangle ABC, m∠ABC = (4x – 12)° and m∠ACB = (2x + 26)°. Yin says that if x = 19, the triangle mu...

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