Respuesta :

Answer:

23

Step-by-step explanation:

The given two triangles are congruent , by SSS congruence condition , therefore the corresponding sides will be equal .

=> x - 4 = 19

=> x = 19 + 4

=> x = 23

The value of x is 23. The triangles are identical, so (x - 4) = 19. 23 - 4 = 19.

Hence, x = 23