Tetrahedral carton of milk Even though rather typically formed similar to a cuboid, It is far from unusual to find cartons missing right angles and straight edges, as in squrounds utilized for ice cream. Basic Gable Roof: A traditional gable roof with two equivalent sloping sides. b. Cross Gable Roof: https://gabletoppak.blogspot.com/2025/05/revolutionizing-dairy-packaging.html