vyo=vo sinalfa=20/2*3^(1/2)=10*3^(1/2)
vxo=vo cosalfa=20/2=10
vy po czasie t=1 = vyo-gt=10*3^(1/2)-10
tg beta=vy/vxo=[10*3^(1/2)-10]/10=3^(1/2)-1
Beta=36,206 stopnia
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vyo=vo sinalfa=20/2*3^(1/2)=10*3^(1/2)
vxo=vo cosalfa=20/2=10
vy po czasie t=1 = vyo-gt=10*3^(1/2)-10
tg beta=vy/vxo=[10*3^(1/2)-10]/10=3^(1/2)-1
Beta=36,206 stopnia