Respuesta :

Answer:

18.83239697 - I think.

Step-by-step explanation:

a^2 + b^2 = c^2

a^2 + 36 = 256

a^2 = 220

a = 14.83239697

14.83239697 + 4 = 18.83239697

Answer:

About 19

Step-by-step explanation:

Q&A Education