Answer:
30
Explanation:
This is a hexagon, so n = 6
Sum of interior angles = (n-2)180 = (6-2)180 = 720
Each of the 6 angles = 720/6 = 120
Each side is equal
Sum of interior angles of a triangle = 180
Therefore,
180 = 120 + 2x
2x = 60
x = 60/2 = 30
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