A dodecahedron need not have any parallel lines.
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2 lines OF SYMMETRY
4 Lines of symmetry
There is no such thing as 8 lines of symmetry. A circle, for example, has infinitely many lines of symmetry.
A dodecahedron need not have any parallel lines.
It has 12 even sides
It need not have any.
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A nephroid has 2 lines of symmetry.
it has five lines of symmetry
2 lines OF SYMMETRY
10 lines of symmetry
4 Lines of symmetry
2 lines of symmetry
2 lines of symmetry
It has 2 lines of symmetry.