$*6-4.$

Determine the force in each member of the truss, and state if the members are in tension or compression. Set $=30.$

Ans: $A_x=1\mathrm{.}196kN,A_y=0\mathrm{.}875kN,N_C=$

$3\mathrm{.}608kN,F_{CB}=2\mathrm{.}36kN(T),F_{AB}=2\mathrm{.}36kN(T),F_{AD}=1\mathrm{.}46kN(C)$