because there are only THREE sides/ray.
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no, only equilateral triangles have 3 lines of symmetry
An equilateral triangle has 3 lines of symmetry whereas an isosceles triangle has 1 line of symmetry but normally no triangles have 2 lines of symmetry.
No, isosceles triangles only have one. ■
Different triangles may have none, one, or three lines of symmetry.
Maybe yes or no