For the shaded area shown b 6 in Calculate the ycentroid wi
     For the shaded area shown, b = 6 in.  Calculate the y-centroid with respect to the coordinates system shown.  Calculate the moment-of-inertial about the x-axis.  Calculate the moment-of-inertial about the x-centroidal axis.   
  
  Solution
1. Calculate the degree of undermines “n”;
2. Choose a rational analysis scheme for method of force
3. Calculate diagrams from unit loads and actual forces;

