Jawabanmu

2014-09-08T08:36:18+07:00
Dik
Vx = 4 √2 m/s
h  = 1000 m
g = 10 m/s^2
s =?
t = ?

Cari nilai t (waktunya) dulu

h        = 1/2 . g.t^2
1000 = 1/2 .10 .t^2
1000 = 5 .t^2
t^2      = 1000 / 5
t^2       = 200
t           =√100 .2
t           = 10 √2


s = Vx .t
s = 4 √2 . 10√2
s = 40.2
s = 80 meter



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