A triangle has angles (w² +84)°, w°, 3w° Find the value of w

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Yue JIN · Answer 1 · 2024-07-01T02:35:58+0000

Answer:

Below

Explanation:

The three internal angles f ANY triangle add up to 180 °

w^2 + 84 + w + 3w = 180

w^2 + 4w + 84 = 180

w^2 + 4w - 96 = 0 Use Quadratic Formula a = 1 b = 4 c = -96

to find the positive value of w = 8