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Michael Zelch

  • Pascal_Application_1_Zelch

    Activity

    Michael Zelch

  • What_If_NonConvex_Hexagram

    Activity

    Michael Zelch

  • What_If_NonConvex_Hexagram

    Activity

    Michael Zelch

  • What_If_Convex_Hexagon

    Activity

    Michael Zelch

  • Napoleons_Theorem_Zelch

    Activity

    Michael Zelch

  • Napoleons_Theorem_Zelch

    Activity

    Michael Zelch

  • Fermat_Torricelli_Point_Zelch

    Activity

    Michael Zelch

  • Building_Eq_Triangles_On_Sides_Zelch

    Activity

    Michael Zelch

  • Building_Eq_Triangles_On_Sides_Zelch

    Activity

    Michael Zelch

  • Playposit_Point_Min_Distance_to_3_Points

    Activity

    Michael Zelch

  • Playposit_Point_Min_Distance_to_3_Points

    Activity

    Michael Zelch

  • Playposit_Eq_Triangle_Zelch

    Activity

    Michael Zelch

  • Playposit_Quadrilateral_Zelch

    Activity

    Michael Zelch

  • Pascal_Application_2_Zelch

    Activity

    Michael Zelch

  • Desargues_Theorem_Zelch

    Activity

    Michael Zelch

  • PlayPosit_Euler_Line_Zelch

    Activity

    Michael Zelch

  • Simson_Line_Proof

    Activity

    Michael Zelch

  • Euler_Line_Zelch

    Activity

    Michael Zelch

  • Escribed_Circles_Zelch_Take_2

    Activity

    Michael Zelch

  • Escribed_Circles_Zelch

    Activity

    Michael Zelch

  • Altitudes and Midpoints

    Activity

    Michael Zelch

  • Copy of Quadratic Equations - Super Mario Brothers

    Activity

    Michael Zelch

  • Focus_Directrix_Discovery_COMPLETE

    Activity

    Michael Zelch

  • Circle_Matching_Challenge

    Activity

    Michael Zelch