Respuesta :
Answer:
8 parts
Step-by-step explanation:
1. AD≅BC Given
2. AD║BC Given
3. ∠DAC and ∠BCA Def. of alt.
are alt. interior angles interior angle
4. ∠DAC ≅ ∠BCA alternate interior angle theorem
5. AC ≅ AC reflexive property
6. ΔDAC ≅ ΔBCA SAS
7. AB ≅ CD CPCTC
8. ABCD is a parallelogram parallelogram side theorem
Answer:
1. AD≅BC Given
2. AD║BC Given
3. ∠DAC and ∠BCA Def. of alt.
are alt. interior angles interior angle
4. ∠DAC ≅ ∠BCA alternate interior angle theorem
5. AC ≅ AC reflexive property
6. ΔDAC ≅ ΔBCA SAS
7. AB ≅ CD CPCTC
8. ABCD is a parallelogram parallelogram side theorem
Step-by-step explanation: