Matematika

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guys bantu ya pake cara ^_^
guys bantu ya pake cara ^_^

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  • k = 22/7 × d
    44 cm = 22/7 × d
    d = 22/7 × 44
    d = 7/22 × 44
    d = 14
    r = 7


    l = 22/7 × r × r
    l = 22/7 × 7 × 7
    l = 154 cm

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