None.
The letter "Z" has two lines of rotational symmetry. When rotated 180 degrees, it looks the same, but it does not have any other angles at which it maintains its appearance. Thus, it exhibits rotational symmetry only at this specific angle.
right around 400,00
triangles have 0 rotational symmetry
it has 5 rotational symmetry
It has 1 order of rotational symmetry.
The letter "Z" has two lines of rotational symmetry. When rotated 180 degrees, it looks the same, but it does not have any other angles at which it maintains its appearance. Thus, it exhibits rotational symmetry only at this specific angle.
There are no right angles in an octagon.An 8 sided octagon normally has no right angles.
right around 400,00
3
triangles have 0 rotational symmetry
A parallelogram has a rotational symmetry of 2!
it has 5 rotational symmetry
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.