Respuesta :

maempress

Answer:

=7

Step-by-step explanation:

use Pythagorean.

7,24 ,25

ava2002

Answer:

x=7

Step-by-step explanation:

we use physagorian law

b²+x²=a²

x²=a²-b²

25²-24²=x²

x²=49

x=7