1.If three of the six vertices of a regular hexagon are chosen at random, then the probability that the triangle formed with these chosen vertices is equilateral, is:a.110\dfrac{1}{10}101b.13\dfrac{1}{3}31c.12\dfrac{1}{2}21d.23\dfrac{2}{3}32Login to continueOnly logged in users canattempt or see the solution.