Lesson 1: Polygon Angle-Sum Theorem
Lesson 2: Properties of Parallelograms
Lesson 3: Proving a Quadrilateral is a Parallelogram
Lesson 4: Properties of Rhombuses, Rectangles, and Squares
Lesson 5: Properties of Trapezoids and Kites
Lesson 6: Review of Distance, Midpoint, and Slope Formulas
Lesson 7: Polygons and Quadrilaterals on the Coordinate Plane