Mrs. Kim's Geometry Final Exam Review

Front

What is a straight angle?

Back

An angle that is exactly 180 degrees.

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

Back

SAS (Side-Angle-Side) Postulate.

Front

What is an acute angle?

Back

An angle that is greater than 0 degrees but less than 90 degrees.

Front

What is an obtuse angle?

Back

An angle that is greater than 90 degrees but less than 180 degrees.

Front

What is the definition of a right angle?

Back

An angle that is exactly 90 degrees.

Front

What is the sum of the interior angles of a triangle?

Back

180 degrees.

Front

What is the definition of congruent triangles?

Back

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

Front

What is the ASA postulate?

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.

Front

What is the AAS postulate?

Back

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