5
18
It has 8 rotational symmetry.
A
A pentagon has roatotional symmetry only if it is a regulat pentagaon. In that case, it has a rotational symmetry of 360/5 degrees and its multiples. That is, 72, 144, 216, and 288 degrees.
108
18
A regular hexagon has 6 rotational symmetries (rotational symmetry of order six) and 6 reflective symmetries (six lines of symmetry).
It has 8 rotational symmetry.
Infinitely many.
An ellipse has rotational symmetry of order 2.
2
9 reflection
Two.
yes
5
A kite has only one line of rotational symmetry, as it is only the same if it is tilted once. (back to its normal position).
They have not got any rotational symmetry