geometry, n.Trivia

A full circle is 'decided' to be 360 degrees (and not a more obvious number, such as 100) because 360 is divisible by 24 different numbers, which makes it easy for math calculations.

We have 60 seconds in a minute and 360 degrees in a circle because the ancient Babylonians did math in base 60 instead of base 10

An 18-inch pizza has more pizza than two 12-inch pizzas