Question

Hi, can someone plz help me with my question.

Answer 1

Answer: y = 5 feet long.

Explanation:

To solve this, you can use the Pythagorean theorem:

`a^2 + b^2 = c^2\\a^2 + 12^2 = 13^2\\a^2 + 144 = 169\\a^2 = 25\\a = 5`

The side length y is equal to 5.