Respuesta :

Answer:

x=14.08

Step-by-step explanation:

Answer: x = 10.7

Step-by-Step Explanation:

25^2 = 16^2 + b^2
625 = 256 + b^2
369 = b^2
19.2 = b


x^2 + 19.2^2 = 22^2
x^2 + 369 = 484
x^2 = 115
x = 10.7