Matematika

Pertanyaan

luas permukaan kubus 486 cm. hitungla volume kubus.

2 Jawaban

  • L = 6xs²
    486 = 6xs²
    s² = 486 / 6
    s² = 81
    s = √81 = 9

    V = s³
       = 9³
       = 729 cm³
  • L = 6 x s2
    486 = 6 × s2
    81 = s2
    (81)2 = s2
    s = 9

    volume = s3
    v = (9)3
    v = 729 cm3

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