Question: What is the perimeter of a right triangle with legs of lengths 5 and 12?

Options:

1. 30
2. 25
3. 20
4. 22

Correct Answer: 30

Solution:

First, find the hypotenuse: c = √(5² + 12²) = √(25 + 144) = √169 = 13. Perimeter = 5 + 12 + 13 = 30.