km/h zamień na m/s (metry na sekundę) 36km/h = ............... = ? m/s 54km/h = ............... = ? m/s 72km/h = ............... = ? m/s 108km/h = .............. = ? m/s ____ pomóżcie . dam naj . ; ]

km/h zamień na m/s (metry na sekundę) 36km/h = ............... = ? m/s 54km/h = ............... = ? m/s 72km/h = ............... = ? m/s 108km/h = .............. = ? m/s ____ pomóżcie . dam naj . ; ]
Odpowiedź

1. 10 m/s 2. 15 m/s 3. 20 m/s 4. 30 m/s

36km/h=36*1000m/3600s=36000m/3600s=10m/s 54km/h=54*1000m/3600s=54000/3600=15m/s 72km/h=72*1000m/3600s=72000/3600=20m/s 108km/h=108*1000m/3600s=108000/3600=30m/s

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