In how may way you can split a square in 4 identical pieces?

Question

One way is with a cross, you get 4 smaller squares...

Answer 1

Inifinite ways.

Rotate the cross about the center point it. the pieces are odd shaped but identical.
Now put a wave in teh dividing cross line , or try a swastica and rotate that and so on and so forth

A simple one is to cut it into four equal rectangles vertically or horizontally.

Answer 2

turn the cross for 4 identical triangles |x|
3 parallel lines make 4 rectangles |lll|

i think thats the only 3, i could be wrong