Three of the six vertices of a regular hexagon are chosen the random. What is the probability that the triangle with these vertices is equilateral.

Three of six vertices of a regular hexagon are chosen at random. What is the probability that the triangle with these vertices is equilateral ?

Three of the six vertices of a regular hexagon are chosen at random . What is probability that the triangle with these vertices is equilateral ?

Three of the six vertices of a regular hexamgon are chosen at random . The probability that the triangle with three vertices is equilateral , equals :

Three of six vertices of a regular hexagon are chosen at random. The probability that the triangle with three vertices is equilateral is (a) 1/2 (b) 1/5 (c) 1/10 (d) 1/20

Three of six vertices of a regular hexagon are chosen at random. The probability that the triangle with three vertices is equilateral is (a) 1/2 (b) 1/5 (c) 1/10 (d) 1/20