If you draw a line down something and the two sides are a reflection of each other ... This kind of symmetry is called rotational symmetry. Rotational symmetry is where a shape or pattern can ...

The number of lines of symmetry in a regular polygon is equal to the number of sides. A shape has rotational symmetry when it can be rotated and it still looks the same. The order of rotational ...

N-Rotation Point (a point with C_N symmetry) - indicated by the number N before any * Mirror Symmetry (a reflection) - indicated by a * M-Dihedral Symmetry Point (a point with D_M symmetry) - ...