The billboard $BC$ weighing 1000 lb is subjected to a wind pressure of 300 lb/ft.
Neglecting the weights of the support-members, determine the component of the hinge forces at $A$ and $F$.
$A_H$ = 4500 lb to the left
$A_V$ = 2250 lb downward
$F_H$ = 1500 lb to the right
$F_V$ = 3250 lb upward
