# Math Help - Cube

1. ## Cube

Select up 3 vertices of a cube. What is the probability that they belong to the same face?

2. Originally Posted by Apprentice123
Select up 3 vertices of a cube. What is the probability that they belong to the same face?
There are eight vertices of a cube..
How many set of three vertices are there?
How many of those 3-sets have all three vertices in the same face of the cube?