Proving Triangle Congruence Review

What is the missing piece of information required to prove these triangles congruent?

• QY ≅ QY

• NY ≅ PY

• ∠N ≅ ∠P

• QY is the perpendicular bisector

Which additional piece of information needs to be marked to prove triangle congruence by SSS?

• A
• B
• C
• D

• A
• B
• C
• D

• A
• B
• C
• D

• A
• B
• C
• D

• A
• B
• C
• D

• A
• B
• C
• D

• A
• B
• C
• D

Which postulate can we use to prove the two triangles are congruent?

• SSS

• SAS

• ASA

• AAS