For each challenge, drag and move the corners of triangle DEF so that it has the same measurements as shown on triangle ABC but is [b]not [/b]congruent to triangle ABC.
Challenge #1 - SS
Challenge #2 - SSS
Challenge #3 - SAS
Challenge #4 - SSA
Challenge #5 - ASA
Challenge #6 - AAS
Challenge #7 - AAA
Which rules actually prove that the triangles must be congruent ?