P, g and elephants
4
Order 4.
4
All triangles have less than 4 lines of symmetry.
180 degrees
A lot of them actually, if you mean capitals! A,B,C,D,E,K,M,T,U,V,W,Y
4, 2 diagonal through the corners, 2 through the mid points of the sides
A square is on example. The perpendicular bisectors of the sides and the two diagonals comprie four lines of symmetry.
1
Three
Yes
It would help if you checked your spelling before posting the question. I can guess that "symmerty" is meant to be symmetry but I have no idea what a hepaton is. Sorry.