THE HOME DEPOT IN RED HOOK ,BROOKLYN IS LOOKING TO RENOVATE THEIR STEEL ROOF TRUSS.YOU HAVE BEEN ASKED TO DETERMINE THE CENTROID,MOMENT OF INERTIA,SECTION MODULUS AND RADIUS OF GYRATION OF THE DOUBLE ANGLE.
L-SHAPE: L 4 X 4 X 1/4
PLATE SIZE: 6" X 1/2
A.LOCATION OF CENTROID(X,Y)
B.MOMENT OF INERTIA Ix,and Iy (in^4)
c.radius of gyration Rx (in)