(Solved): Determine the moment of inertia \( I_{z} \) of the cross-sectional area shown with respect to the ...

Determine the moment of inertia \( I_{z} \) of the cross-sectional area shown with respect to the centroidal \( z \)-axis when \( t=22 \mathrm{~mm} \). The \( y \)-coordinate of the centroid is \( \bar{y}=88 \mathrm{~mm} \). \[ I_{z}=\quad \times 10^{6} \mathrm{~mm}^{4} \]