Question

how do I find a triangle congruence postulate that can be used to prove that the triangles are congruent if any with the options below?

Answer 1

First figure

we have that the triangles

ABC is congruent with triangle DCB by HL (hypotenuse leg)

Second figure

The triangles are congruent by Angle-Side- Angle

Third figure

The triangles are congruent by Side-angle -side