A cumulative exam is one that tests a student on all of the material since the beginning of the term. The word cumulative means that it results from a gradual growing in quantity by successive... A cumulative exam is one that tests a student on all of the material since the beginning of the term.
Triangle Congruence - SSS and SAS. We have learned that triangles are congruent if their corresponding sides and angles are congruent. However, there are excessive requirements that need to be met in order for this claim to hold. In this section, we will learn two postulates that prove triangles congruent with less information required.
More About Congruent. 1  Congruent angles are angles that have the same measure. 2  An equilateral triangle has all its angles measuring 60Â°. 3  So, the angles of an equilateral triangle are congruent. 4  A square and a rectangle have all their angles measuring 90Â°. 5  So, the angles of a square and a rectangle are congruent.