ASA and AAS Triangle Proofs

Front

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

Back

Given

Front

What is statement #4 in triangle proofs?

Back

MN ≌ ON

Front

Use the congruence statement to find the missing part: If ΔWVU ≅ ΔXYZ, what is the corresponding side for WU?

Back

WU

Front

What is the justification for identifying a midpoint in a segment?

Back

Definition of a midpoint

Front

What is statement #2 in triangle proofs?

Back

∠BCA≅∠DCE

Front

What does ASA stand for in triangle congruence?

Back

Angle-Side-Angle

Front

What does AAS stand for in triangle congruence?

Back

Angle-Angle-Side

Front

What is the reflexive property in geometry?

Back

A property stating that a segment or angle is congruent to itself.

Front

How do you prove triangles are congruent using ASA?

Back

Show that two angles and the included side of one triangle are congruent to two angles and the included side of another triangle.

Front

How do you prove triangles are congruent using AAS?

Back

Show that two angles and a non-included side of one triangle are congruent to two angles and a corresponding non-included side of another triangle.