Replace the three forces acting on the plate by a wrench $($Figure $1).$ Suppose that FA$=\{72$i$\}$lbFA$=\{72$i$\}$lb$,$ FB$=\{54$j$\}$lbFB$=\{54$j$\}$lb$,$ and FC$=\{36$k$\}$lbFC$=\{36$k$\}$lb$.$

Figure

$1$ of $1$

Part A

Determine the magnitude of the resultant force.

Express your answer in pounds to three significant figures.

Activate to select the appropriates symbol from the following choices. Operate up and down arrow for selection and press enter to choose the input value type

FRFR $=$

nothing

lblb

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Part B

Determine the resultant couple moment.

Express your answer in pound$-$feet to three significant figures. Enter positive value if MRMR has the same direction as FRFR and negative value if MRMR is opposite to FRFR$.$

Activate to select the appropriates symbol from the following choices. Operate up and down arrow for selection and press enter to choose the input value type

MRMR $=$

nothing

lb$$ftlb$$ft

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Part C

Determine the coordinates of the point P$($x$,$y$)$P$($x$,$y$)$ where the force's line of action intersects the plate.

Express the xx and yy coordinates in feet to three significant figures separated by a comma.

Activate to select the appropriates symbol from the following choices. Operate up and down arrow for selection and press enter to choose the input value type

xx$,$ yy $=$

nothing

ftft

SubmitRequest$$Answerf