Multiple choice

Three fair dice are rolled. What is the probability that the three numbers that come up can form the sides of a triangle?

  1. 6/35

  2. 35/216

  3. 37/72

  4. 35/72

  5. None of these

Reveal answer Fill a bubble to check yourself
C Correct answer
AI explanation

For three dice rolls to form a triangle, the sum of the two smaller numbers must strictly exceed the largest number. Counting the valid outcomes where this condition is met yields 111 favorable combinations out of the 216 possible outcomes. The probability is therefore 37/72.