The kinetic energy, KEKEKE, of a skateboarder at point B is 1200 J.
The mass of the skateboarder is 55 kg.
Calculate the velocity of the skateboarder at point B.
Give your answer to 2 significant figures.
Use the equation:
v2=2×KEm v^2 = \frac{2 \times KE}{m} v2=m2×KE