Matematika

Pertanyaan

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tolong bantu pake cara

2 Jawaban

  • semoga membantu terimakasih
    Gambar lampiran jawaban Cahyamahastya
  • 1. Mencari nilai p
    Menggunakan aturan sinus
    A/SinA = B/sinB = C/sinC

    A/sin90° = B/sin60°
    5/Sin90° = p/sin60°
    5 = p/(½√3)
    5 = p/(√3/2)
    (5/2)√3 = p

    2. Mencari nilai q
    Menggunakan dalil phytagoras
    p²+q²=5²
    Q² = 5²-p²
    Q = √(25-((5/2)√3)²)
    Q = √(25 - (75/4))
    Q = √(100/4) - (75/4)
    Q = √(25/4)
    Q = 5/2

    CMIIW ʕ•ٹ•ʔ