Bruhilda the goose swims at 4.0 m/s [N], across a 10 m wide stream with a current of 3.0 m/s [E]. A) Determine her velocity with respect to the ground. B) Determine the angle Bruhilda should use if she wishes to land directly across from her starting point.

D'Artagnan the duck flies with an airspeed and heading of 20 m/s [NE] on a breezy day with 5 m/s [E 30^o N] tail winds.Determine its resultant velocity and determine which heading D'Artagnan should take if it does not want to be blown off course and would like to travel [NE].

Gertrude flies the Swan Lake Jumbo Jet with an airspeed of 900 km/h with a heading of [E 15^o N]. A warm winter hurricane blows at 200 km/h [E 30^o S]. Determine its resultant velocity and determine which heading Gertrude should take if she does not want to be blown off course and would like to travel [E 15^o N].