Interactive Reflection of Points, Lines & Shapes

Coordinates (one point per line)

Format: x,y per line. For a line or shape, list its points in order.
Example:
0,0
2,1
3,4

Reflect in:

Line value (for x = a or y = b)

Used only when reflecting in x = a or y = b.

Reflected coordinates

Visualisation

Original Reflected Axes / reflection line

Pinch‑zoom is not needed; the view auto‑scales to fit your points.