Maths- congruent and similar shapes

A simple but effective summary of the proofs of similar and congruent triangles.  Similar triangles stay the same shape but one is and enlargement of the other.  The bottom half of the revision sheet gives the quick three letter reference of remembering the 4 sets of rules for minimum proof of congruent triangles (which means they are identical in every way), it is useful to note that order is important is these rules.