10th Congruent Triangles Postulates

Congruent triangles have 3 congruent ______ and 3 congruent _____.

• sides and sides

• sides and angles

• angles and angles

• parts and triangles

Are these triangles congruent? If so, state the rule which you used to determine congruence.

• AAA
• AAS
• ASA
• Not necessarily congruent

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

• SSA
• ASA
• SAS
• SSS

How are these two triangles congruent?

• AAS
• ASA
• Not enough information
• SAS

Name the postulate, if possible, that makes the triangles congruent.

• SSS
• SAS
• AAS
• Not Possible

Name the postulate, if possible, that makes the triangles congruent.

• SAS
• ASA
• AAS
• Not Possible

Which of the following postulates/theorems can be used to prove ΔABC ≅ ΔDCB?

• SSS

• SAS

• ASA

• AAS

Which congruence is needed to prove ΔXYZ ≅ ΔJKL by SAS?

• XY ≅ JK

• ZY ≅ LK

• ∠X ≅ ∠J

• ∠Y ≅ ∠L

Which of the following is not a triangle congruence theorem?

• SAS

• ASA

• AAS

• SSA

Which triangle congruence postulate proves that triangle PRS is congruent to triangle QRS?

• HL
• SAS
• SSA
• AAS