estion $1$

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In the frame shown below, $\backslash$sigma $=4\mathrm{.}80$cm$,$b$=2\mathrm{.}77$cm$,$ and Q$=333($N$)/($c$)$m$.$ Determine the reactions at the pins at points A$,$B and C$.$

You may analyze the entire system an$($d$)/($o$)$r any combination of subsystems. Show all work. Include all necessary free$-$body diagrams and equations in your explanations.

In the space below, enter the reactions acting at the pins at points A$,$ B$.$ and C$.$