Answer:
Down Here
Step-by-step explanation:
Step 2:
Statement: m∠A ≅m∠B
Reason: Base angle theorem
Step 3:
Statement: AD = BD
Reason: Def. of an isosceles triangle
Step 4:
Statement: m∠CAD ≅ m∠CBD
Reason: Parts whole Postulate
Step 5:
Statement: ΔCAD ≅ ΔCBD
Reason: SAS
Step 6:
Statement: m∠ACD ≅m∠BCD
Reason: CPCTC, angle bisector
-Chetan K
