TRIANGLE CONGRUENCE TEST

Front

What theorem proves that two triangles are congruent if two sides and the included angle of one triangle are equal to two sides and the included angle of another triangle?

Back

SAS (Side-Angle-Side) Theorem.

Front

What does the term 'congruent' mean in geometry?

Back

The same in shape and size.

Front

True or False: If all sides of a triangle are equal, then all angles of the triangle are equal.

Back

TRUE.

Front

What postulate states that if three sides of one triangle are equal to three sides of another triangle, then the triangles are congruent?

Back

SSS (Side-Side-Side) Postulate.

Front

What postulate states that if two sides and the angle between them of one triangle are equal to two sides and the angle between them of another triangle, then the triangles are congruent?

Back

SAS (Side-Angle-Side) Postulate.

Front

What is the AAS (Angle-Angle-Side) Postulate?

Back

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

Front

What is the definition of an isosceles triangle?

Back

A triangle with at least two sides of equal length.

Front

What is the definition of an equilateral triangle?

Back

A triangle with all three sides of equal length.

Front

What is the relationship between the angles of an equilateral triangle?

Back

All angles are equal to 60 degrees.

Front

What is the definition of a right triangle?

Back

A triangle that has one angle measuring 90 degrees.