Matematika

Pertanyaan

belah ketupat.jika AD = (2x+5),BC = (x+7),

1 Jawaban

  • mencari nilai x
    AD = BC
    2x + 5 = x + 7
    2x - x = 7 - 5
    x = 2

    maka :
    AD
    = 2x + 5
    = 2(2) + 5
    = 4 + 5
    = 9

    BC
    = x + 7
    = 2 + 7
    = 9

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