Matematika

Pertanyaan

tolong jawaban sama caranya
tolong jawaban sama caranya

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1 Jawaban

  • 2a + ( A + 3 ) = 180°
    2a + 3a = 180°
    5a = 180°
    a = 180 ÷ 5
    a = 36°

    Nilai ROQ :

    2 × 36 = 72°

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