Jawabanmu

Jawaban paling cerdas!
2014-08-24T21:05:51+07:00
Empat meter per sekon
S = 480 m
t = 2 menit =120 sekon/detik
v ?
V = S : t = 480m : 120 s = 4m/s
2014-08-24T21:05:56+07:00