Require Export GeoCoq.Elements.OriginalProofs.lemma_35helper.
Require Export GeoCoq.Elements.OriginalProofs.proposition_29C.
Require Export GeoCoq.Elements.OriginalProofs.lemma_ETreflexive.
Require Export GeoCoq.Elements.OriginalProofs.lemma_PGrotate.
Require Export GeoCoq.Elements.OriginalProofs.lemma_PGsymmetric.
Require Export GeoCoq.Elements.OriginalProofs.lemma_PGflip.
Require Export GeoCoq.Elements.OriginalProofs.lemma_trapezoiddiagonals.
Require Export GeoCoq.Elements.OriginalProofs.lemma_EFreflexive.
Section Euclid.
Context `{Ax:area}.

(* Specifications: *)
Lemma proposition_35A :
forall A B C D E F,
PG A B C D -> PG E B C F -> BetS A D F -> Col A E F ->
EF A B C D E B C F.