How to set movement direction in unity3d?

Question

Unity

Good afternoon, there is an object in the center of the screen, by clicking on it I create a GameObject as Rigidbody2D, but here's the problem, you need
to direct the created object in the direction where the notch looks, how to set the direction of movement?

Answer 1

Take transform.forward from your big circle - these are the directions of movement.
Your notch should initially be at zero rotation coordinates.