Question: In a right triangle, if one leg is 5 and the hypotenuse is 13, what is the length of the other leg?

Options:

1. 12
2. 10
3. 8
4. 6

Correct Answer: 12

Solution:

Using the Pythagorean theorem, b = √(c² - a²) = √(13² - 5²) = √(169 - 25) = √144 = 12.