Problema 1 (6)

Expand the following:

\begin{aligned} Σ F_{y} = 0 - > & F_{a} \times D_{1} - F_{b} \times D_{2} = 0 \\ F_{a} \times D_{1} = F_{b} \times D_{2} \\ \frac{F_{a} \times D_{1}}{D_{2}} = F_{b} \end{aligned}

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