Best answer: Why does a dice have six sides?

Can you make a die with any number of sides?

It is possible to make a fair die with any number of sides except 1. For a d3, the simplest solution is just a fat coin/short cylinder. If it has exactly the right dimensions, it will land on its side as often as either flat face.

Why do dice have opposite sides?

All proper dice are made so that opposite sides make maximum plus one. A d20 (icosahedron)’s opposite sides add up to 21. And next to the 20 is the 2 and so on. This is so the numbers are distributed evenly over the whole die, so your chances of rolling high or low are about the same with each roll.

What is a 13 sided die called?

In geometry, a tridecagon or triskaidecagon or 13-gon is a thirteen-sided polygon.

Tridecagon.

Regular tridecagon
Type Regular polygon
Edges and vertices 13
Schläfli symbol {13}
Coxeter diagram

Does number placement on dice matter?

In the real world: Yes; die shapes are imperfect, often favoring opposing sides, hence the tradition of making sure opposing sides are equal on average. As explained in this answer. Having all high numbers on one side also makes it more easy to fake fair rolls, like merely spinning or skittering the die.

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