pdmyers101311 Works
Square with Incircle and Similar Triangles Exploration
Kite Construction: Symmetry, Tangents, and Angle Relations
Parallelogram Demonstration
Quadrilateral and Its Interior Angles
Rhombus Construction
Right Triangle by Peter Myers
Isosceles Trapezoid Construction and Properties
Trapezoid Construction by Peter Myers
Right Trapezoid
Equilateral Triangle by Peter Myers
Isosceles Triangle by Peter Myers