In the spirit of Section 7.3.2, find the moments of inertia of the following objects (see Fig).(a)

Question:

In the spirit of Section 7.3.2, find the moments of inertia of the following objects (see Fig).(a) A uniform square of mass m and side ? (axis through center, perpendicular to plane).(b) A uniform equilateral triangle of mass m and side ? (axis through center, perpendicular to plane).