Require Export GeoCoq.Tarski_dev.Ch10_line_reflexivity.
Section T10_1.
Context `{TnEQD:Tarski_neutral_dimensionless_with_decidable_point_equality}.

Lemma cong_cop_mid_perp__col : forall A B M P X,
Coplanar A B X P -> Cong A X B X -> Midpoint M A B -> Perp A B P M -> Col M P X.