This is important because the anchor point will make it easier to rotate text or other objects around a central point, you may need to rotate a text around a circle or other object to align it.

Similarly, rolling around a triangle would entail 120 ... In the last panel, the small circle has completed a full rotation (the dot points down again), but notice that it’s not noon for someone ...

At some distant point, the rotation will be too much, and the light will turn around and return to the observer.

The rotation around the Earth's access and the subsequent ... observation that the horizon appears flat from a given vantage point. This assertion ignores numerous examples of photographic ...