Explanation:
2x +2x+4x+4x =360
12x=360
x=30
angle =4x =30×4 = 120
Answer:
90°
2x + 2x + 4x +4x = 12x = 360°
x = 30°
2x = 60°
4x = 120°
by the circle theorems, the inscribed angle is half of its Subtended arc. The answer is illustarted on the attached picture.
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