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You are watching that guy on a bike jump off of a ramp again. Suppose you...

You are watching that guy on a bike jump off of a ramp again. Suppose you are told that his initial velocity in the x direction is 4.5 m/s and his initial velocity in the y direction is 6.8 m/s. What is his overall initial velocity?

a) 66 m/s

b) 3.4 m/s

c) 8.2 m/s

d) 11 m/s

What is the angle of this?

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