What is the correct or incorrect pencil shape?

An unsharpened pencil with six lateral faces can be considered a model of a regular geometric figure – a straight hexagonal prism. There are a number of crystals in which periodically repeating cells of the crystal lattice have the same configuration.



One of the components of a person's success in our time is receiving modern high-quality education, mastering the knowledge, skills and abilities necessary for life in society. A person today needs to study almost all his life, mastering everything new and new, acquiring the necessary professional qualities.