Odpowiedzi

2010-04-07T20:00:18+02:00
Dane: Szukane: s = 50 m V = ?
t = 22 s
V = s/t [m/s]
V = ⁵⁰/₂₂ = 2 ⁶/₂₂ = 2 ³/₁₁ m/s
V = ⁵⁰/₂₂ * ³⁶/₁₀ = ⁹⁰/₁₁ = 8 ²/₁₁ km/h
4 2 4