∠M menghadap diameter, maka ∠M = 90°
2x° + 3x° = 180° - 90°
5x° = 90°
x = 90°/5
x = 18°
jawaban A
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∠M menghadap diameter, maka ∠M = 90°
2x° + 3x° = 180° - 90°
5x° = 90°
x = 90°/5
x = 18°
jawaban A