None.
triangles have 0 rotational symmetry
it has 5 rotational symmetry
right around 400,00
It has 1 order of rotational symmetry.
If it's a regular 8 sided octagon then it rotational symmetry to the order of 8
There are no right angles in an octagon.An 8 sided octagon normally has no right angles.
triangles have 0 rotational symmetry
A parallelogram has a rotational symmetry of 2!
it has 5 rotational symmetry
right around 400,00
3
A line has rotational symmetry of order 2.
Rotational symmetry of order 1.
A line has 180 degrees rotational symmetry.
It has 1 order of rotational symmetry.
A general parallelogram has rotational symmetry of order two.
They have not got any rotational symmetry