well it would be A because 55 degrees is going strait well 75 is going literally straight up
Explanation:
Momentum before = momentum after
m₁ u₁ + m₂ u₂ = m₁ v₁ + m₂ v₂
(65 kg) (0 m/s) + m (0 m/s) = (65 kg) (-3.5 m/s) + m (4 m/s)
m ≈ 57 kg
Answer:
This is your answer
Explanation:
Actually I took this from go ogle
Final Answer is - 197.53948