Warm Up: Triangle Congruence, Part 1

Are these triangles congruent?

• Yes, by SSS
• Yes, by SAS
• Yes, by ASA
• No, this is the SSA one!!

Are the triangles congruent?

• Yes, by SSA

• Yes, by HL

• Yes, by SSS

• Yes, by SAS

• Not enough information

• SAS
• ASA
• None
• SSS

∠A ≅∠?

• ∠B
• ∠E
• ∠D
• ∠F

Which of the following is not a valid reason to prove congruent triangles?

• ASA
• SAS
• SSS
• AAA

Vertical angles are congruent.

• True
• False

Are the triangles congruent, if yes, why?

• SSS
• SAS
• ASA
• Not Congruent