Two - its diagonals.
There are none.
An infinite number.
An isosceles triangle has 1 lines of symmetry whereas a rhombus has 2; thus the rhombus has more lines of symmetry.
An infinite number.
A rhombus
1
There are none.
Yes a rhombus has 2 lines of symmetry. These lines of symmetry join its opposite corners.
An infinite number.
An isosceles triangle has 1 lines of symmetry whereas a rhombus has 2; thus the rhombus has more lines of symmetry.
rhombus rhombus
An infinite number.
A rhombus
A rhombus (not square) for example.
A rhombus
5 symmetry axis
Its extremum is on its axis of symmetry.