Need to know this for upcoming quiz Full detail is apperciat

Need to know this for upcoming quiz. Full detail is apperciated.

Thanks

Force F with magnitude indicated acts at point o F -330 lb 54 74 Determine the magnitudes of the components F and F in pounds along directions a-a and b-b so that F Faa bb bb

Solution

Faa = Fcos(54)

= 330*cos54

= 193.97 lb

Fbb = Fcos(54 +74)

= 330*cos128

= -203.17 lb