a$.,$Size all the bars in the truss BCDF using Standard weight pipes made of A$36$ steel.

d$.$ Size the two columns $($AB and DE$)$ using wide flange W$8,$ A$36$ steel profiles

e$.$ Sketch the truss and show, on all bars: $(1)$

the axial forces that you calculated at $($a$)$

use red for compression and blue for

tension, and $(2)$ the type of sections you

determined at $($c$)$ and $($d$).$