If three sides of one triangle are equal to the three sides of another triangle, then the two triangles are congruent. This is Known as SSS Congruency.
For given two triangles, AB = XZ , AC = XY and BC = YZ, then using SSS rule, \(\Delta\) ABC ≅ \(\Delta\) XYZ.
What is SAS (Side Angle Side) Congruence Rule ?
What is RHS (Right angle Hypotenuse Side) Congruence Rule ?
What is ASA (Angle Side Angle) Congruence Rule ?