I need help calculating the rotation angle between 2 points in 2d space

[idle thistle]

I guess the vector could be like this?

[faint marlin]

Normally a vector’s angle is measured by putting its tail at (0,0) and seeing what angle that forms with the positive x-axis. Is that what you’re trying to do?

[glossy crest]

What do you mean 2d vector location

[cyan cave]

i figured it out 👍

[clear ibex]

.solved