find y from the following figure.
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sum of exterior angle of polygon = 360
x + 2x + 3x + 5/3x + 4/3x = 360
6x + 9/3x = 360
6x + 3x = 360
9x = 360
x = 40°
y = 180- x
y = 180- 40
y = 140°
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Answer: hope this will help u
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