Respostas

2014-07-15T10:53:16-03:00
A = v / t
a = 90 / 20
a = 9 / 2
a = 4,5 m/s²
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2014-07-15T12:24:36-03:00
a = ∆V/∆t
a = 90/20
a = 4,5m/s²
1 5 1