Congruent Triangle Theorems

Which triangle congruence theorem can be used to prove the triangles are congruent?

• AAS

• SSS

• SAS

• SSA

Which triangle congruence theorem can be used to prove the triangles are congruent?

• SAS

• Not enough information

• SSS

• AAS

Which congruency statement can be written for the triangles pictured?

• ΔABC ≅ ΔEDC

• ΔACB ≅ ΔEDC

• ΔECD ≅ ΔCAB

How are the triangles congruent?

• HL

• SSS

• SAS

• AAS

How are the triangles congruent?

• SAS

• ASA

• HL

• SSS

What additional info would prove each pair of triangles congruent by HL?

• <B and <D are right angles

What additional info would prove each pair of triangles congruent by HL?

When can we use the HL Congruence Theorem?

• Right Triangles

• Isosceles Triangles

• When we have a reflexive side

• SSA

Which triangle congruence theorem can be used to prove the triangles are congruent?

• SSS

• SAS

• ASA

• NONE

Are these triangles congruent?

• Yes - SAS

• Yes - ASA

• Yes - SSS

• Not enough information