O and X And H and I (Note "O" has many, actually an infinite number of, lines of symmetry)
Five.H , I , O , X( ' O ' has 2 lines of symmetry and more besides and ' X ' has 4 )
four
Lower case "o" and "x" both have two lines of symmetry. Upper case letters with two lines of symmetry are: "O," "X," "H" and "I."
A nephroid has 2 lines of symmetry.
O and X And H and I (Note "O" has many, actually an infinite number of, lines of symmetry)
Five.H , I , O , X( ' O ' has 2 lines of symmetry and more besides and ' X ' has 4 )
3
four
2 lines of symmetry
Not many. Depending on how you write, the letters L, O, Q, and X can have diagonal lines of symmetry.
An infinite number
none
Lower case "o" and "x" both have two lines of symmetry. Upper case letters with two lines of symmetry are: "O," "X," "H" and "I."
The letter 'O' has unlimited lines of symmetry .
A nephroid has 2 lines of symmetry.
it has five lines of symmetry