Part A

In $($Eigure $1),F_1=700N$ and $F_2=800N.$

Figure

Determine the magnitude of the resultant force of $F_1$ and $F_2.$

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

$F_R=$

Part B

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

$\{\begin{array}{ccc}\text{:}& \text{A}\text{n}\text{g}\text{l}\text{e}& =\end{array}$

Part C

Determine the resultant moment produced by the forces about point $O.$

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

$(M_R{)}_O=$