Respostas

2014-02-12T04:03:04-02:00
Vm = S/T

80 = S/4

S = 80.4

S = 320 Km
2014-02-12T04:23:51-02:00
Olá
vm=Δs/Δt
80=Δs/4
Δs=80.4=320km
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