... makes an angle 30 degrees with the positive x axis.
... directed at an angle 30 degrees to the positive x axis.
What's the difference?
I understand the "with" is using plane polar coordinate system, but i don't know what "to" means.
... makes an angle 30 degrees with the positive x axis.
... directed at an angle 30 degrees to the positive x axis.
What's the difference?
I understand the "with" is using plane polar coordinate system, but i don't know what "to" means.