What capital letters have reflectional symmetry?

Answer 1

Obviously it can depend on the font, but generally:

A, M, T, U, V, W, Y

have reflective symmetry aroung the Y axis,

B, C, D, E, K

have reflective symmetry aroung the x axis, and

H, I, O, X

have both.

Answer 2

A,H,I,M,O,T,U,V,W,X, and Y