Order 2.
It has rotational symmetry to the order of 2
A regular nonagon with 9 sides has a rotational symmetry of 9.
Rotational symmetry of order 1.
A line has 180 degrees rotational symmetry.
It has rotational symmetry order 2. Its is also known as a diamond and is a special type of rectangle
yes
Order 2.
Are you referring to the Marquise Cut in Diamond jewelry? This is in the shape of a pointed oval; it would two-fold rotational symmetry.
A trapezium does not have rotational symmetry.
The letters H and Z have both line symmetry and rotational symmetry
It has rotational symmetry to the order of 2
It has 8lines of rotational symmetry
Equilateral triangles have rotational symmetry.
A trapezoid has no rotational symmetry.
No a Z doesn't have a rotational symmetry
A line has rotational symmetry of order 2.