Question

Water is flowing downhill at 15.0m/s through a pipe that is at an angle of 75° with the horizontal. What are the components of its velocity?

Answer 1

$$v_x=15.0\cdot\cos75\degree\ m/s\approx3.8823\ m/s$$ $$v_y=-15.0\cdot\sin75\degree\ m/s\approx-14.4889\ m/s$$