Matematika

Pertanyaan

Kolam memiliki panjang 12 m tinggi 8dm apabila volume air 11,520 dm3 tentukan lebar kolam ?

1 Jawaban

  • P = 12 m = 120 dm
    t = 8 dm
    V = 11,520 dm³
    l = ?

    V = P × l × t
    11,520 = 120 × l × 8
    11,520 = 960 × l
    l = 11,520/960
    l = 0,012 dm

    Kalau volumenya 11.520 dm³
    V = P × l × t
    11.520 = 120 × l × 8
    11.520 = 960 × l
    l = 11.520/960
    l = 12 dm

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