Jawabanmu

2014-09-08T11:04:03+07:00
1km=1000m
1jam=3600s
180km/jam=180x1000:3600
               = 50m/s
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Jawaban paling cerdas!
2014-09-08T11:09:45+07:00
Dik
1 km = 1000 m
1 jam = 60 menit = 3600 sekon

maka :

V = 180 km/jam = (180 .1000) / 3600 = 50 m/s

semoga membantu 6_^
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