It has 1 line of symmetry
All rectangles have 2 axes of symmetry, which are the lines joined by the two pairs of midpoints of opposite sides.
There are none.
two
one
There are infinitely many axes of symmetry in mathematics.
One, a horizontal line
a rectangle has 2 axes of symmetry
It has 5 axes of symmetry
A square has 4 axes of symmetry.
A regular pentagon has five axes of symmetry.
An isosceles triangle definitely has three axes of symmetry
Not sure about a duodecagon, but a regular dodecagon has 12 axes of symmetry.
A polygon need not have any axes of symmetry. It can have at most n axes where n is the number of sides that the polygon has.
2 axes from angles to angles
a tetrahedron has 7 axis of symmetry
It has 1 line of symmetry