Skip to main content

You are not logged in. Your edit will be placed in a queue until it is peer reviewed.

We welcome edits that make the post easier to understand and more valuable for readers. Because community members review edits, please try to make the post substantially better than how you found it, for example, by fixing grammar or adding additional resources and hyperlinks.

Required fields*

6
  • 3
    I read 3 times before I understood what you meant. Please add an example, or explain better... Commented Dec 10, 2009 at 6:12
  • Imagine a circle, with 2 lines comign out from the center, there are 2 angles between those lines, the angle they make on the inside aka the smaller angle, and the angle they make on the outside, aka the bigger angle. Both angles when added up make a full circle. Given that each angle can fit within a certain range, what is the smaller angles value, taking into account the rollover Commented Dec 10, 2009 at 6:14
  • Possible duplicate of How to calculate the angle between a line and the horizontal axis? Commented Jul 9, 2017 at 20:33
  • 2
    @JimG. this isn't the same question, in this question the angle P1 used in the other question would be the incorrect answer, it would be the other, smaller angle. Also, there is no guarantee that the angle is with the horizontal axis Commented Jul 9, 2017 at 21:46
  • 1
    if you use Unity c# script, you can use Mathf.DeltaAngle function. Commented Jan 22, 2021 at 7:53