Answer:
- SAS
- ΔABD ≅ ΔACD
Explanation:
In ΔABD and ΔACD
AC = AB (Given)
DC = DB (Given)
Angle ACD = Angle ABD (If two sides are equal, then the angles formed by them are equal too.)
Hence, the two triangles are congruent by SAS congruency. (Your answer is correct)
Hope this helps!