Total sudut ada 360°
AOC + BOC + AOB = 360°
120° 110° + AOB = 360°
230° + AOB = 360°
AOB = 130°
semoga membantu, maaf kalo salah
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Total sudut ada 360°
AOC + BOC + AOB = 360°
120° 110° + AOB = 360°
230° + AOB = 360°
AOB = 130°
semoga membantu, maaf kalo salah