Matematika

Pertanyaan

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1 Jawaban

  • No.15
    Jp = s x Js = 1/2juta x 140 = 7cm

    No.16
    700m + 35m - 15m = 750m

    No.21
    K = pi.D = 22/7.28 = 22.4 = 88cm

    No.22
    L = 1/2 x pi x r kuadrat
    = 1/2. 22/7 . 7. 7
    = 77cm

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