Pre-Calculus: Finding Vector Magnitude & Direction

[MrRajNSK]

Hi, Short and sweet explanation. A learning friendly approach.

[ThePhysicsManiac]

why we use Tan to find the angle?

[prmchuk]

@ThePhysicsManiac you can use any of the six trig functions to fnd an angle....its just preference or it depends on which sides of the triangle are known or available