It depends on how you write them.
For example, 2 written here has no symmetry. Where 2 on an LCD display (eg on an elevator/lift would have rotational symmetry)
Usually 0 and 8 have both horizontal and vertical symmetry.
One type of symetry is rotation symetry.
Bilateral.
What type of triangle?
A sponge is not symmetric, therefore is referred to as asymmetric.
An equilateral triangle has three lines of symmetry. Pick a corner, and draw a line from there to the center of the opposite side of the triangle. That is one of the lines of symmetry. You can get the other two lines by doing this to the other two corners. An isosceles triangle only has one line of symmetry and a scalene triangle has none.
reflective from all sides, rotational from the top and bottom.
They are intersecting lines.
They are intersecting lines.
Mutually perpendicular lines.
They are both vertical lines.
The type of currency Japan has is called Yen. it looks like a "P" with two lines through the foot of the "P"
The lines that pass through points 4 -6 2 -3 and 6 5 3 3 on a grid are the lines y=x.