Congruent Triangles

Front

If ∆LMK ≅ ∆LMT, then ∠K ≅ ____

Back

∠T

Front

Classify the triangle shown in the picture by its angles: Isosceles, Obtuse, Acute, Right.

Back

Obtuse

Front

Classify the triangle shown in the picture by its sides: Isosceles, Obtuse, Equilateral, Scalene.

Back

Scalene

Front

If ∠A ≅∠?, choose from ∠B, ∠E, ∠D, ∠F.

Back

∠D

Front

If ∠A = ≅, choose from ∠M, ∠N, ∠L.

Back

∠M

Front

What is a congruent triangle?

Back

Triangles that are identical in shape and size, meaning all corresponding sides and angles are equal.

Front

What is the Angle-Angle (AA) criterion for triangle similarity?

Back

If two angles of one triangle are equal to two angles of another triangle, the triangles are similar.

Front

What is the Side-Side-Side (SSS) criterion for triangle congruence?

Back

If three sides of one triangle are equal to three sides of another triangle, the triangles are congruent.

Front

What is the Side-Angle-Side (SAS) criterion for triangle congruence?

Back

If two sides and the included angle of one triangle are equal to two sides and the included angle of another triangle, the triangles are congruent.

Front

What is the definition of an isosceles triangle?

Back

A triangle with at least two sides of equal length.