Moment of inertia of a body about two perpendicular axes X and Y in the plane of lamina are 20 kg m and 25 kg m respectively. Its moment of inertia about an axis perpendicular to the plane of the lamina and passing through the point of intersection of X and Y axes is

Options

A. `5kg m^(2)`
B. `45 kg m^(2)`
C. `12.5 kg m^(2)`
D. `500 kg m^(2)`

Answer

B