Problem $05\mathrm{.}008-$ Foldable trey supported by pin and slotted links$-$ DEPENDENT MULTI$-$PART PROBLEM $-$ ASSIGN ALL PARTS

A foldable tray for the paper supply of a photocopy machine is shown. The tray is supported by a single hinge at A and two slotted links $($one on each side of the tray$).$ The stack of paper weighs $W=16N$ and other weights may be neglected.

NOTE$-$ This is a multi$-$part question. Once an answer is submitted, you will be unable to return to this part.

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Problem $05\mathrm{.}008.$a $-$ FBD of a foldable tray supported by a single hinge and two slotted links

Draw the free$-$body diagram needed to determine the reactions at the hinge and at point $B$ for one of the links.

The free$-$body diagram of the tray is