Answer:
1)Triangles are congruent by ASA postulate. Hence,
2 sides are congruent and 2 angles are congruent.
4)Triangles are also congruent by ASA postulate. Hence,
2 sides are congruent and 2 angles are equal 90⁰.
[tex]\color{skyblue}{Hope \: it \: helps}[/tex]
