Respostas

  • Usuário do Brainly
2014-05-18T23:22:07-03:00
1 andar  ---- 2,5m
32 andares ---- xm
x=80m

 v^{2}= vo^{2}+2.g.S \\  v^{2}= o^{2}+2.10.32 \\  v^{2}=     1600 \\  v= \sqrt{1600} \\ v=40m/s