Feedback: Not quite! Draw lines connecting corresponding points from the original and rotated shapes and find their perpendicular bisectors. The intersection of these bisectors shows the center of rotation at (1,2). The original shape is rotated 90 degrees anticlockwise about (1,2).
Feedback: Well done! Draw lines connecting corresponding points from the original and rotated shapes and find their perpendicular bisectors. The intersection of these bisectors shows the center of rotation at (1,2). The original shape is rotated 90 degrees anticlockwise about (1,2).