Answer:
1=51°
2=18°
3=123°
4=39°
Step-by-step explanation:
Step-by-step explanation:
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4*2=8. 8/2.5=3.2. The height is 3.2 meters.
Answer:
7.41
Step-by-step explanation:
Vertical component:
S = 268.8
U = 0
V =?
A = 9.8
T=?
S = ut + 0.5at^2. u = 0
268.8 = 0.5x9. 8xt^2
T = 7.41 seconds