Prahlom $?$

$19cm$

$22cm$

$25cm$

$28cm$

$16cm$

A folding tray mechanism is attached to a wall as shown. The assembly has the dimensions given above. When a force of $F=215N$ is applied at an angle of $=26$ degrees, find the internal forces indicated in the table below.

Forces: $($Denote rightward or upward forces with positive values; leftward or downward forces with negative values.$)$

$\backslash$table$[[\backslash$table$[[$At$],[$this$],[$point$,]],\backslash$table$[[$this$],[$body$]],\backslash$table$[[$exerts a$],[$horizontal$],[$force of:$]],\backslash$table$[[$and a$],[$vertical$],[$force of:$]],\backslash$table$[[$on$],[$this$],[$body$.]],\backslash$table$[[$The magnitude$],[$of the resultant$],[$force is:$]]],[$support$,,,$ABC,,$],[B,\backslash$table$[[ABC$