nomer 7 please jawabnnya apa beserta cara
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Pertanyaan
nomer 7 please jawabnnya apa beserta cara
1 Jawaban
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1. Jawaban tiaTM
Misal AB = BC = CD = DE = x
Perbandingan
Lb / Lk =x / 3x
Lb / Lk = 1 / 3
W × Lb = F × Lk
F = W × Lb / Lk
F = 900 N × 1/3
F = 300 N