Matematika

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pake cara yak :) no 4 aja
pake cara yak :) no 4 aja

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1 Jawaban

  • L = πr^2
    r^2 = L/π = 154/7/22 = 154x22/7 = 49
    r = √49 = 7

    d = 14

    V = La x t = 154 x 18 = 2772cm^3


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