Because it doesn't use energy it uses mechanical and kinetic
At 10 m/s, it will take
(2 m)/(10 m/s) =
0.2 sto bridge the gap.
_____
However, it will take an additional 0.514 seconds (0.714 s total) for the policeman to land on the building below. The answer depends on the meaning of the question.
I️ would say agility. Although, speed could also be an answer.
ummmm it might be 300... i used a calculator
sorry if it is wrong