Respuesta :
Answer: The mass is 4kilograms
Explanation:
Kinetic energy = 1/2 X (Mass X Velocity*2)
18 = 0.5 X Mass X 3*2
18 = 0.5 X Mass X 9
18 = 4.5 X Mass
Mass = 18/4.5
Mass = 4kg
Answer: The mass is 4kilograms
Explanation:
Kinetic energy = 1/2 X (Mass X Velocity*2)
18 = 0.5 X Mass X 3*2
18 = 0.5 X Mass X 9
18 = 4.5 X Mass
Mass = 18/4.5
Mass = 4kg