The Side Angle Side postulate (often abbreviated as SAS) states that if two sides and the included angle of one triangle are congruent to two sides and the included angle of another triangle, then these two triangles are congruent. The SSS postulate states that If three sides of one triangle are congruent to three sides of another triangle, then the triangles are congruent. Learn about congruent triangles, sas theorem, sss postulate, asa postulate, triangle congruence theorems using the resources on this page.
