Answer:
1912.95 J
Step-by-step explanation:
Potential energy=mgh where m is mass, g is acceleration due to gravity and h is the height
Substituting 65 Kg for m, 3 m for h and 9.81 m/s2 for g
PE=65*9.81*3=1912.95 J
Therefore, energy of the diver is 1912.95 J