Respuesta :

Wallbears
The answer is c, 5. Because a^2 + b^2 = c^2, 13^2 - 12^2 is 25 and the square root of 25 is 5

Answer:

12 squared + b squared =13 squared

Step-by-step explanation:

-12 squared to both sides

subtract 12 squared from 13 squared and you get 25 the you take the square root of 25