NOTES_Rotations
NOTES_Rotations — Items 4 — Clockwise Rotation Construction: Angles and Segment Mapping、Counterclockwise 90° Rotation: Corresponding Points and Polygons、Geometric Construction: 180° CCW Rotation
NOTES_Rotations — Items 4 — Clockwise Rotation Construction: Angles and Segment Mapping、Counterclockwise 90° Rotation: Corresponding Points and Polygons、Geometric Construction: 180° CCW Rotation