//Determining the forces in bars AB and AC
//Refer fig 2.20(a) and (b)
//Select AB and AC as x and y axes
//Resolving the forces we get
F1=0  //N
F2=40*cosd(30)  //N
printf("Force in bar AB is F1=%.0f N and force in bar AC is F2=%.1f N",F1,F2)