Matematika

Pertanyaan

K = 2 π r
110 = 2 . 22/7 . r
K =

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  • K = 2 Π r
    110 = 2 . 22/7 . r
    110 = 44/7 r
    110 : 44/7 = r
    110 × 7/44 = r
    770/44 = r
    17,5 = r
    r = 17,5

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