Five.
H , I , O , X
( ' O ' has 2 lines of symmetry and more besides and ' X ' has 4 )
O and X And H and I (Note "O" has many, actually an infinite number of, lines of symmetry)
Seven
It has 2 lines of symmetry.
A nephroid has 2 lines of symmetry.
a parallelogram has 2 lines of symmetry
O and X And H and I (Note "O" has many, actually an infinite number of, lines of symmetry)
Seven
H,I,O,X Note that if you draw "O" as a perfect circle, it will have infinitely many lines of symmetry.
2 lines of symmetry
2 lines OF SYMMETRY
2 lines of symmetry
It has 2 lines of symmetry.
2 lines of symmetry
A nephroid has 2 lines of symmetry.
A TRAPIZOID has 2 lines of symmetry
a parallelogram has 2 lines of symmetry
4