According to the given information, the supplementary angle of z°is 180 - 50 = 30°. The triangle on the right is Isosceles, so the angle of the bottom-right corner is 30°as well.
Therefore, w = 180 - 30 - 30 = 120
Since w = 2y, 120 = 2y, and y = 60.
Click "Show Answer" to reveal the answer and analysis