Rotation: Find the centre task 3 (NJT)

Move the vertices A,B and C Can you find the centre of rotation? What strategy do you have for checking if you are correct? What can you say about the centre when a rotation is carried out? To check if you are correct click on the [color=#c51414]show centre[/color] button

[color=#0a971e]Created by N.Trubridge[/color]