Question

plssss am nevoie urgent asdjajsbx​

Answer 1

$Ox:v_x=v_o\\x=v_ot\\Oy:y=h-\frac{gt^2}{2}\\ |v_y|=gt\\tg\alpha=\frac{|v_y|}{v_x}=\frac{gt}{v_o}=>t=\frac{v_otg\alpha}{g}=\frac{15*1,73}{10}=2,59 s\\ y=0=>h=\frac{gt^2}{2}=\frac{10*2,59^2}{2}=5*6,73= 33,67 m$