To my knowledge vectors are basicly the X and Y axis that the triangle's leg travel on. Is it more to it? Can you please explain to me more why the vectors are needed for this problem and how to use them.
As someone who has just started Physics, when triangles were introduced in my physics it caught me in surprise. If the legs of triangle were heights It would somewhat make more sense to me, but our teacher says their are velocities. I do not understand.
For example :
A pitched ball is...