The $43-$lb rectangular access door is held in the $90$ open position by the single prop $CD.$ Determine the magnitude of the force $F$ in the

prop and the magnitude of the force normal to the hinge axis $AB$ in each of the small hinges A and $B.$

Assume $a=22in.,b=40in.,c=13in.,d=40in.$

Answers:

$F=$

Ib

$A=$

lb

$B=$

Ib