Question

Find the value of x. then find the angle measures of the triangle...​

Answer 1

x = 35

105°, 40°, and 35°

Explanation:

A triangle has 180°

180° - 40° = 140°

3x + x = 4x

4x = 140

4x /4 = 140 /4

x = 35

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x * 3 = 105°

40°

x = 35°