kung hindi niyo naman alam ang sagot 'wag niyo nalang sagutan, nakakainis na ha, naghihintay ako ng matinong sagot dito oh, 'wag bida-bida. ㅠ_ㅠ

Answer: HERE IS A "Matinong sagot"
A)
1) ΔBAC is an equilateral Δ, AT bisects BC
2) Given
3) ΔBAC
4) Transitive PoE
5) AB ≅ BC ≅ AC
6) SSS Postulate
7) ΔBAT ≅ ΔCAT
B)
1) AC bisects ∠BAD ≅ ∠BCD
2) Definition of bisector
3) ∠BAC ≅ ∠DAC
4) AC ≅ AC
5) Reflexive PoE
6) ΔBAC ≅ ΔDAC
7) BC ≅ DC
8) Segments of equal length are congruent
BRAINLIEST THIS ANSWER