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Need help with these two questions
31.
Given: AB || DC , AD || BC
Prove: ΔABC ≅ ΔCDA
Statements Reasons
1. AB || DC 1. Given
2. ∠BAC ≅ ∠DCA 2.
3. AD || BC 3. Given
4. ∠ACB ≅ ∠CAD 4.
5. AC ≅ AC 5.
6. ΔABC ≅ ΔCDA 6.

Need help with these two questions 31 Given AB DC AD BC Prove ΔABC ΔCDA Statements Reasons 1 AB DC 1 Given 2 BAC DCA 2 3 AD BC 3 Given 4 ACB CAD 4 5 AC AC 5 6 Δ class=

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Answer:

i dont know if this is right but i put

31)

2. alternate angles

4. alternate angles

5. reflexive property

6. ASA

32)

1. DEC, EDC, DC

2. AAS

3. def. of congruent triangles

4. ACE

5. def. of isosceles triangle

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