Six.
Three lines joining pairs of opposite vertices and
three joining the midpoints of opposite sides.
A regular hexagon has six lines of symmetry.
6
if it is a regular hexagon then it has 6 lines of symmetry
A regular 6 sided hexagon has 6 lines of symmetry
if it's a regular hexagon it has 6 lines of symmetry
six
Six axis of symmetry * * * * * It need not have any.
3
6
Has 6 lines of symmetry
it has 5 lines of symmetry
Since a hexagon is a horizontal plane figure it cannot have a horizontal plane of symmetry.