Question: l n ( Figure 1 ) , F = { 3 5 i + 4 2 j + 2 1 k } l b .

ln(Figure 1),F={35i+42j+21k}lb.
Part A
Determine the magnitude of the moment of F about point A.
Express your answer in pound-feet to three significant figures.
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Part B
Determine the coordinate direction angles of the moment of F about point A.
Express your answers in degrees to three significant figures separated by commas.
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l n ( Figure 1 ) , F = { 3 5 i + 4 2 j + 2 1 k }

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