test
Start by picking two points anywhere in the box on the left.
Let’s draw a semicircle around these points.Now pick a third point that lies somewhere on the circumference of the semicircle.
We can draw a triangle formed by the two corners of the semicircle, as well as the point you picked on the circumference.
Try moving the position of the three points and observe what happens to the angle at the top of the triangle.
It seems like it is always