Jawabanmu

Jawaban paling cerdas!
2014-06-12T02:19:26+07:00
Panjang tali min = nd+k
k = 22/7 x 21
= 66 cm
n (jml peralon) = 4
4 x 21 + 66 = 150 ( panjang tali min)
panjang tali 2,5 m = 250 cm
sisa tali = 250 - 150 = 100

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