4.1 to 4.5 triangle Congruency

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

• SAS
• SSS
• ASA
• HL

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

• SSS
• ASA
• AAS
• SAS

• Congruent by ASA
• Congruent by SAS
• Congruent by SSS
• Not Necessarily Congruent

How are the triangles congruent?

• HL
• SSS
• SAS
• AAS

What are the five ways to prove triangles congruent?

• SSS, ASA, AAS, SAS, HL
• SSS, SSA, HL, AAS, SAS
• SAS, SSA, HL, AAS, SSS
• HL, SAS, SSA, SSS, ASA

Two figures or objects are congruent if they have the same size and shape.

• True

• False

The sum of the three interior angles in a triangle is always 180°.

• Triangle Sum Theorem

• Rules of Angle

• Solving corresponding parts of triangles.

If ∆LMK ≅ ∆LMT, then ∠K ≅ ____ 

• T

Triangle congruence can be used in real-world situations.

• True

• False