Jawabanmu

2014-09-09T23:36:53+07:00
Dik
V = 90 m/s
t = 5 s
s = ?

s = V.t
s = 90 .5
s = 450 meter


ketĀ 
V = kecepatan
t = waktu
s = jarak

semoga membantu ^-^