Question

How do you find an angle for vectors? when subtracting vectors?

Answer 1

Not sure what you mean but there is this formula:
OA x OB = |OA| x |OB| x cos(θ)

Answer 2

Like im give two vectors. Vector D and E, I can figure out the length -E but idk how to find what angle to draw it in at

Answer 3

Given*

Answer 4

So you mean this angle or something equivalent?

Answer 5

Sorry let me rephrase the question, I need to find F=D-E