Answer:
31.5°
Explanation:
x + 18 + 2x + 4 + x+32 = 180° [Angle sum property of triangle]
=> x + 2x + x + 18 + 4 + 32 = 180
=> 4x + 54 = 180
=> 4x = 180 - 54
=> 4x = 126
=> x = 31.5° (Ans)
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