For the following section profiles, calculate the section modulus, in3, about the wide dim...

For the following section profiles, calculate the section modulus, in3, about the wide dimensional axis . Compare the section modulus of each section profile to the section modulus of the 4 × 4 by percentage difference. Actual dimensions of the section profiles are shown in parentheses.

(a)

(b)

(c)

(d)

(e)