Geometry quarter 2
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What other information do you need in order to prove the triangles congruent using the SAS congruence Postulate?
A C ⊥ B D
What is the missing reason in the two-column proof? Given: A C → bisects ∠ D A B and ∠ D C B Prove: Δ D A C ≅ Δ A B C 1. A C → bisects ∠ D A B 1. Given 2. ∠ D A C ≅ ∠ B A C 2. Definition of angle bisector ∠ D C A ≅ ∠ B C A 3. A C ¯ ≅ A C ¯ 3.Reflexive Property 4. Δ D A C ≅ Δ B A C 4. ASA Postulate
ASA Postulate
In the paper airplane, A B C D ≅ E F G H , m ∠ B = m ∠ B C D = 90, and m ∠ B A D = 131. Enter m ∠ G H E .
49
If Δ M N O ≅ Δ P Q R, which of the following can you NOT conclude as being true?
M N ≅ P R
