The diameter of a six-inch pizza is 15.2CM, which is twice as large as that of a cigarette case (diameter and length comparison).

Six inches refers to the diameter. Here, six inches means six inches, one inch is equal to 25.4 mm, six inches is equal to 152 mm, and is equal to 15.2CM, and the diameter is about the size of two cigarette cases (the length of an ordinary cigarette case is 86.6 cm).

Pizza, also called pizza, pizza, pizza, pizza, is a kind of food that originated in Italy and is very popular all over the world. The usual practice of pizza is to use fermented round cakes covered with tomato sauce, cheese and other ingredients and bake them in the oven.

Cheese usually uses Mo Sarila cheese, but there are some mixed cheeses, including Parmesan cheese, Romano cheese, whey cheese or Monterey Jack cheese, mozzarella cheese and so on.

Reference: Baidu Encyclopedia: Pizza