" ) Find the magnitude of the torque exerted by F on the bolt at Pit 1 PQ1 = 8in. and IF1 = 301b. Answer in foot Pounds 1350 F ( b ) Find the area of the triangle whose vertices are A ( 0 , 0 , 0 ) , B ( - 1 , 1 , - 1 ) C ( 3 , 0, 3) ( c ) Where volume is computed by intergrating Cross sectional area, it can be shown that the volume of a tetrahedron formed by three vectors is equal to / the volume of the parallelipiped formed by three vectors. Find the volume of the tetrahedron whose vestices are given as below 122 A ( - 2, 2, 3 ) , B ( 2 , 0 , 1 ) C ( 1 , - 3 , 2 ) D ( - 2, 1 , - 1 )