Four coplanar forces act on a beam shown in $($Figure $1).$

The forces $F_B$ and $FC$ are vertical. The vector sum of the

forces is zero. The magnitudes $|F_B|=13kN$ and $|F_C|=$

$5$ kN $.$

Figure

Part A

Determine the magnitude of $F_A.$

Express your answer to three significant figures and include the appropriate units.

$|F_A|=$

Part B

Determine the magnitude of $F_D.$

Express your answer to three significant figures and include the appropriate units.

$|F_D|=$