Congruent Triangle Two-Column Proofs

Front

What are the two columns labeled in a proof?

Back

Statements / Reasons

Front

What is always the 1st statement in the reason column of a proof?

Back

Given

Front

Can the triangles be proven congruent? If so, how?

Back

AAS

Tags

CCSS.HSG.SRT.B.5

Front

If DA bisects IE, then what can be concluded?

Back

IA=EA

Front

What missing piece of information is needed to prove the triangles congruent using ASA?

Back

CE = CD

Tags

CCSS.HSG.SRT.B.5

Front

What does ASA stand for in triangle congruence?

Back

Angle-Side-Angle

Tags

CCSS.HSG.SRT.B.5

Front

What does AAS stand for in triangle congruence?

Back

Angle-Angle-Side

Tags

CCSS.HSG.SRT.B.5

Front

What does SAS stand for in triangle congruence?

Back

Side-Angle-Side

Tags

CCSS.HSG.SRT.B.5

Front

What is the definition of congruent triangles?

Back

Triangles that have the same size and shape.

Tags

CCSS.8.G.A.2

Front

What is the purpose of a two-column proof?

Back

To organize statements and reasons clearly.