Moment of Inertia

Classical Mechanics

A mass of $1\text{ kg}$ is placed at $(1\text{ m}, 2\text{ m}, 0).$ Another mass of $2\text{ kg}$ is placed at $(3\text{ m}, 4\text{ m}, 0).$

Find the moment of inertia of the system about the $z$ -axis.

65\text{ kg m}^2

55\text{ kg m}^2

60\text{ kg m}^2

50\text{ kg m}^2