The truss structure shown below is supported by a pin at A and a rocker at G $.$ It is subjected to the following loads: P$1=387$ kN P$2=251$ kN P$3=206$ kN It has the geometry w$=3\mathrm{.}1$ m and h$=6\mathrm{.}5$ m $.$Determine the reaction forces at pin support A and rocker support G $.$ Determine the force in the following members and express whether they are in tension or compression: AB $,$ AL $,$ BL $,$ DE $,$ DJ $,$ EJ $,$ IJ $,$ KL $|$