Matematika

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ka tlg jawab no.4 pakai cara ya
ka tlg jawab no.4 pakai cara ya

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1 Jawaban

  • ‹RPQ + ‹PQR + ‹PRQ = 180°
    x + 90° + 2x = 180°
    3x + 90° = 180°
    3x = 180°-90° = 90°
    x = 90°/3
    x = 30°

    <PRQ = 2x = 2(30°) = 60°

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