G.398 rectangle contained medial — Code

X.24

The rectangle contained by medial segments commensurable in length is medial.
A B C D
"""Programmatic construction for Book X, Proposition 24 (X.24)."""

        from __future__ import annotations

        from geometor.model import Model


        def construct_g1() -> Model:
            """Construct the figure 0059.g1 using geometor.model."""
            model = Model("X.24")

            # Vertices of rectangle AC (A, B, C, C_l) and square AD (A, B, D, D_l)
            A = model.set_point(25.0, -97.5, classes=["given"], ID="A")
            B = model.set_point(89.0, -97.5, classes=["given"], ID="B")
            C = model.set_point(89.0, -14.5, classes=["given"], ID="C")
            D = model.set_point(89.0, -160.5, ID="D")
            C_l = model.set_point(25.0, -14.5, ID="C_l")
            D_l = model.set_point(25.0, -160.5, ID="D_l")

            # Base lines
            model.construct_line(C_l, D_l)
            model.construct_line(C, D)
            model.construct_line(C_l, C)
            model.construct_line(A, B)
            model.construct_line(D_l, D)

            # Segments
            model.set_segment(A, B)
            model.set_segment(B, C)
            model.set_segment(B, D)
            model.set_segment(C, D)
            model.set_segment(C_l, C)
            model.set_segment(D_l, D)
            model.set_segment(C_l, D_l)

            # Collinear section on CD
            model.set_section([C, B, D])

            # Polygons: rectangle AC and square AD
            model.set_polygon([A, B, C, C_l])
            model.set_polygon([A, B, D, D_l])
            model.set_polygon([C_l, C, D, D_l])

            return model


        if __name__ == "__main__":
            construct_g1()