Guest

Let V be the set of vertices of a regular polygon with twenty sides. Three distinct vertices are chosen at random from V . Then, the probability that the chosen triplet are the vertices of a right angled triangle is (A) 7 /19 (B) 3 /19 (C) 3 /38 (D) 1 /38

Let V be the set of vertices of a regular polygon with twenty sides. Three distinct vertices are chosen at random from V . Then, the probability that the chosen triplet are the vertices of a right angled triangle is (A) 7 /19 (B) 3 /19 (C) 3 /38 (D) 1 /38 

Grade:12

1 Answers

Vikas TU
14149 Points
4 years ago
Dear student 
Question is not clear 
Please attach an image, 
We will happy to  help you 
Good Luck
Cheers
 

Think You Can Provide A Better Answer ?

ASK QUESTION

Get your questions answered by the expert for free