Matematika

Pertanyaan

tolong jawab ya pake cara
tolong jawab ya pake cara

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1 Jawaban

  • L=L1-L2
    L1= sisi×sisi
    =42×42
    =1764cm²

    L2= 2×¼×π×jari jari²
    =½×22/7×21×21
    =11×3×21
    =693cm²

    L=L1-L2
    =1764-693
    =1071cm² (B)

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