If the 1,221-lb boom AB, the 176-lb cage BCD, and the 161-lb man have centers of gravity located at points G1, G2 and G3, respectively, determine the resultant moment produced by all the weights about point A in kip-ft.(Assume counter clock-wise as positive) 2.5 ft 1.75 ft 20 ft G 10 ft 75°

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