This is a simple and cute origami method for a three-cornered hat. Children, prepare larger paper, and the folded hat can actually be worn on your head. Just thinking about it makes you full of expectations~
Prepare rectangular paper, first fold the long side in half and then unfold it.
Fold the short side in half.
Fold down the two corners along the dotted line.
Fold the lower part upward along the dotted line.
Do the same on the other side.
Just fold the simple three-cornered hat, put it on and see if it looks pretty~