Respostas

2014-08-06T11:05:14-03:00
Vo=240
a=-48
V=0
S=?

V²=Vo²+2a.∆S
0²=240²+2.(-48).∆S
0=57600-96.∆S
96.∆S=57600
∆S=57600/96
∆S=600 m