Answer:
No, she is incorrect
Step-by-step explanation:
Lines of symmetry are always equal. The number 13 is not a line of symmetry because the number does not have equal line of symmetry.
Meaning of Symmetry: Symmetric figures are figures that can be folded to make two halves that match each other. The lines that divide a symmetric figure into matching parts are called lines of symmetry.
Hope this helps!
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