Matematika

Pertanyaan

3.500.000 cm² + 900 ca - 12 are adalah

2 Jawaban

  • 3.500.000 cm² = 3,5 are
    900 ca = 9 are

    3.500.000 cm² + 900 ca - 12 are = 3,5 are + 9 are - 12 are = 0,5 are
  • 1 are = 1 dam² = 10⁶cm²
    1 ca  =  1 m²    =  10⁴cm²
    Maka :
    900 ca = 9 x10²x10⁴  = 9 x 10²⁺⁴
                                      = 9 x 10⁶
                                      = 9.000.000cm²
    12 are = 12 x 10⁶  = 12.000.000cm²

    =  3.500.000 cm² + 9.000.000cm² - 12.000.000cm²
    =  500.000cm²

    Semoga Membantu.

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