Congruent triangles/Related Articles
- See also changes related to Congruent triangles, or pages that link to Congruent triangles or to this page or whose text .
- Euclidean geometry : Form of geometry first codified by Euclid in his series of thirteen books, The Elements.
- Triangle : A polygon with three sides meeting at three corners.
- Rigid motion : A transformation which preserves the geometrical properties of the Euclidean spacea distance-preserving mapping or isometry.