Congruence

Front

What does it mean for two shapes to be congruent?

Back

Two shapes are congruent if they have the same size and shape, meaning all corresponding sides and angles are equal.

Front

If triangle ABC is congruent to triangle DEF, what can we say about their corresponding sides and angles?

Back

The corresponding sides and angles of triangle ABC and triangle DEF are equal.

Front

What is the symbol used to denote congruence?

Back

The symbol for congruence is '≅'.

Front

If ∠LMN ≅ ∠WZY, what can we conclude about these angles?

Back

The angles ∠LMN and ∠WZY are equal in measure.

Front

What is a congruence statement?

Back

A congruence statement is a mathematical statement that shows two figures are congruent, listing corresponding parts in the same order.

Front

How do you write a congruence statement for two triangles?

Back

To write a congruence statement for two triangles, list the vertices of the triangles in the order of their corresponding angles.

Front

If triangle ABC is congruent to triangle XYZ, which side corresponds to side XY?

Back

Side AB corresponds to side XY.

Front

What is the relationship between the angles of congruent triangles?

Back

The angles of congruent triangles are equal.

Front

If two angles are congruent, what can we say about their measures?

Back

If two angles are congruent, their measures are equal.

Front

What does the notation ΔABC ≅ ΔDEF indicate?

Back

It indicates that triangle ABC is congruent to triangle DEF.