Which postulate proves these two triangles are congruent ?

Answer:
HL
Step-by-step explanation:
Right angle.
Pair of legs congruent.
Pair of hypotenuse legs.
All of that shown proves this by HL.
Answer:
HL
Step-by-step explanation:
HL is used for right triangles that are congruent. These two triangles are congruent(the same) and they happen to be right triangles, therefore, HL.