Learning goals: Teacher Facing Generate (orally and in writing) conjectures about quadrilaterals. Identify situations where Side-Side-Side, Angle-Side-Angle, and Side-Angle-Side Triangle Congruence Theorems apply, and use them to prove theorems (in writing). Full lesson plan (warm-up, activities, synthesis, cool-down prompt) from Geo.2 Congruence, Geometry.