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Secondaire 1, les polygones
![Secondaire 1, les polygones](https://www.geogebra.org/resource/bgPU9ZAG/xXS0siDJvvKKlJNL/material-bgPU9ZAG-thumb.png)
Table des matières
Les noms des polygones
Les angles des polygones
- Somme des angles à l'extérieur d'un polygone
- Triangle Angle Theorems (V3)
- Triangle Interior & Exterior Angle Sum Theorems (II)
- Quadrilateral Interior & Exterior Angle Sum Theorems (V2)
- Quadrilateral Interior & Exterior Angle Sum Theorems (V2)
- Pentagon Interior & Exterior Angle Sum Theorems
- Hexagon Interior & Exterior Angle Sum Theorems
- Heptagon Interior & Exterior Angle Sum Theorems
- Octagon Interior & Exterior Angle Sum Theorems
- Exterior Angles of Polygons--Proofs without Words
Propriétés des quadrilatères