Squares, which are parallelograms, have four lines of symmetry. Rectangles have only two. Rhombi have two lines of symmetry. Generic parallelograms don't have any lines of symmetry.
None normally unless it is in the shape of a rectangle in which case it will have 2 lines of symmetry
a parallelogram has 2 lines of symmetry
There are 0 lines of symmetry in a parallelogram.
A parallelogram need have no lines of symmetry.
They have NO lines of symmetry
First of all to correct your spelling. It is 'parallelogram'. A parallelogram does NOT have any lines of symmetry, unless it is a rectangular paralleligram. Where upon it has two lines of symmetry, viz/ a vertical line through the centre and an horizontal line through the centre.
6
Usually none.
None
None.None.None.None.
Normally none unless it in the shape of a rectangle which has 2 lines of symmetry
none
A parallelogram.