ROTATIONAL Symmetry
A shape or image has rotational symmetry if it fits exactly onto itself as it is rotated.
rotational symmetry
of order 2 (half turn symmetry) |
rotational symmetry
of order 3 |
rotational symmetry
of order 4 (quarter turn symmetry) |
rotational symmetry
of order 8 |
Examples
Describe the symmetry of each of the shapes below.
Describe the symmetry of each of the shapes below.
This shape has rotational symmetry
of order 2 (half turn symmetry) and 2 axes of symmetry. |
This shape has rotational symmetry
of order 5 and 5 axes of symmetry. |
This shape has rotational symmetry
of order 4 (quarter turn symmetry) and 4 axes of symmetry. |
This shape has rotational symmetry
of order 2 (half turn symmetry) and 0 axes of symmetry. |