The method of arranging the three-color colorful cakes is

1. Arrange in a row: Arrange the three-color cakes in the order of red, yellow and green to form a long three-color cake. Arrangement of colored cake pieces.

2. Ring arrangement: Arrange the three-color cake pieces staggered to form a ring-shaped arrangement of three-color cake pieces.

3. Diagonal arrangement: Arrange the three-color cake pieces in a diagonal manner to form a diagonal arrangement of three-color cake pieces.