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= 1000 x 36
3600
= 10 m / menit
Maaf yg no. 2 gk tau.
= 600m/menit
2. 1/2 × d₁ × d₂ = 18000m²
1/2 × 500m × d₂ = 18.000m²
250 m × d₂ = 18.000m²
d₂ = 18000 : 250
= 72 meter