On May 20, 1999 Robbie Knievel easily cleared a narrow part of
the Grand Canyon during a world-record-setting long-distance
motorcycle jump: a horizontal distance of 69.5 m. He left the jump
ramp at a 10° angle above the horizontal. How fast was he traveling
when he left the ramp? Indicate any assumptions you made.
Please explain your process and analyze the
results!!!