Definition:Geometric Figure/Rectilineal Figure
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Definition
In the words of Euclid:
- Rectilineal figures are those which are contained by straight lines, trilateral figures being those contained by three, quadrilateral those contained by four, and multi-lateral those contained by more than four straight lines.
(The Elements: Book $\text{I}$: Definition $19$)
Also known as
A rectilineal figure is also known as a rectilinear figure.
Also see
- Results about rectilineal figures can be found here.