Resposta :
Vv = 30 x sen a = 18
Vh = 30 x cos a = 24
H = 30² . sen²a / 2 . 10
H= 900 . 0,36 /20
H= 45 . 0,36 -> H = 16,2
t = 2h/g -> 2.16,2/10 -> t = 32,4/10 -> t= 3,24s
A = Vo . sen2a /g
A= 30 . 1,2 /10
A= 3 . 1,2
A = 3,6 m
Vh = 30 x cos a = 24
H = 30² . sen²a / 2 . 10
H= 900 . 0,36 /20
H= 45 . 0,36 -> H = 16,2
t = 2h/g -> 2.16,2/10 -> t = 32,4/10 -> t= 3,24s
A = Vo . sen2a /g
A= 30 . 1,2 /10
A= 3 . 1,2
A = 3,6 m