Translation
A translation is when we move a point or shape in a straight line. A translation moves every point the same distance and in the same direction
Central Symmetry
A central symmetry is a reflection in a point
Centre of Symmetry
If a shape can be mapped onto itself under a central symmetry in a point, this point is called the centre of symmetry.
Axial Symmetry
An axial symmetry is a reflection in a line or axis. The line acts as a mirror