2 lines of symmetry
There are infinitely many lines of symmetry. Every line can be a line of symmetry for a suitable shape.
There are infinitely many axes of symmetry in mathematics.
Infinitely many planes of symmetry
One line of symmetry
2 lines of symmetry
3 is how many lines of symmetry a triangle has.
None - it has rotational symmetry - not reflection symmetry.
Infinitely many. Every diameter is a line of symmetry.
If it is a right circular cone, it has an infinite number of planes of symmetry. If it is an oblique circular cone, it has one plane of symmetry.
There are 180 lines of symmetry in a circle.
10 lines of symmetry
5 symmetry axis