Congruent Triangles ReviewHonors GeometryCCHS

Which rule proves the triangles congruent?

ASA

What rule proves the triangles congruent?

SAS

What rule proves the triangles congruent?

Not enough information

(SSA labeling)

What rule proves the triangles congruent?Given:

SAS

What rule proves the triangles congruent?

Not enough information (AAS labeling)

What rule proves the triangles congruent?Given:

ASA

One Step Proof: Given:

Prove:

Subtraction Property

One Step ProofGiven:<1 comp. <4<2 comp. <3

Prove:

If angles are complementary to congruent angles,

then they are congruent

One Step ProofGiven:

Prove:

Subtraction Property

One Step Proof:Given:

M and N are mdptsProve:

Multiplication Property

Chapter 3 Tips Labeling Congruent Triangles: Follow

around the perimeter of a labeled triangle Review Properties (sec. 2.4-2.7 in book) Proofs: LABEL DIAGRAMS!!! Proofs: Include all labeling steps in proof Triangle Congruence Proofs: Make

sure you have THREE CONGRUENCE statements! (Label S and A)

Proofs: Make sure you have satisfied requirements of IF statements before including a step.