Move the Points [color=#0a971e]A[/color], [color=#0a971e]B[/color] and [color=#0a971e]C[/color] to change the triangle and look at the [b]circumcenter[/b]! When is the circumcenter [b]outside[/b] or [b]inside[/b] of the triangle? With the Navigationbar you can look at the [b]construction steps[/b] of the circumcenter!