Matematika

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Tolong dijawab ya, besok mau diantar
Tolong dijawab ya, besok mau diantar

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  • Sudut ADC + Sudut BDC = 180°
    2x + 5° + 57° = 180°
    2x + 62° = 180°
    2x = 180° - 62°
    2x = 118°
    x = 118°/2
    x = 59°

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