Classifying Triangles & Corresponding parts

Front

What are the three main types of triangles based on side lengths?

Back

Scalene, Isosceles, Equilateral.

Tags

CCSS.4.G.A.2

Front

What are the three main types of triangles based on angle measures?

Back

Acute, Right, Obtuse.

Tags

CCSS.4.G.A.2

Front

What does it mean for triangles to be congruent?

Back

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

Tags

CCSS.8.G.A.2

Front

What is the significance of the congruence statement ∆ABC≅∆XYZ?

Back

It indicates that triangle ABC is congruent to triangle XYZ, meaning AB≅XY, BC≅YZ, and AC≅XZ.

Tags

CCSS.8.G.A.2

Front

What is an equilateral triangle?

Back

A triangle with all three sides of equal length and all three angles equal to 60 degrees.

Tags

CCSS.4.G.A.2

Front

What is an equiangular triangle?

Back

A triangle where all three angles are equal, which also means it is equilateral.

Tags

CCSS.4.G.A.2

Front

What is the definition of corresponding parts in triangles?

Back

Corresponding parts are the sides and angles of triangles that are in the same relative position.

Tags

CCSS.8.G.A.2

Front

How do you determine if two triangles are congruent using the SSS criterion?

Back

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

Tags

CCSS.HSG.SRT.B.5

Front

What is the 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, then the triangles are congruent.

Tags

CCSS.HSG.SRT.B.5

Front

What is the ASA criterion for triangle congruence?

Back

If two angles and the included side of one triangle are equal to two angles and the included side of another triangle, then the triangles are congruent.

Tags

CCSS.HSG.SRT.B.5