I think that is an octagon
A square has four lines of symmetry!
hexagon
3
Regular pentagon
a regular square
Number of lines of symmetry = Number of sides of the regular polygon
A regular octagon which is an eight sided polygon where all the sides are equal.
10 lines. Regular polygon of "x" sides has "x" Lines of Symmetry
A square has four lines of symmetry!
It has 32 lines of symmetry.
A regular five sided pentagon has 5 lines of symmetry.
hexagon
3
Regular pentagon
There are eight lines of symmetry.
A regular Undegon (11 sided polygon) has 11 lines of symmetry. It also has an order of rotation symmetry of 11.
a regular square