Recent content by EthanFBM

  1. E

    Optimizing River Crossing Velocity Vectors

    Homework Statement A swimmer wants to cross a river, swimming directly from point A to point B, as shown in the figure. The distance d_1 (from A to C) is 185 m, the distance d_2 (from C to B) is 141 m, and the speed v_r of the current in the river is 5.00 km/h. Suppose that the swimmer's...
  2. E

    Flying: Calculating Wind Direction from Airspeed & Ground Speed

    can someone PLEASE explain how to solve this problem. i cannot get it at all!