Your friend Bob makes a triangle out of a pen, a pencil, a small ruler. Using the same three school supplies, you try to make a different triangle, but find that you cannot. The triangle that you made and the one Bob made are congruent by the ___ (SAS, SSS, AAA, SSA) postulate. As a result, ___ (all of the corresponding angles are congruent, all of the corresponding sides are congruent, all of the corresponding sides and corresponding angles are congruent) by CPCTC.
