Triangle Names and Angle Sum (Interior and Exterior)

Thème :Triangles Equilatéraux, Triangles Isocèles, Triangles Rectangles, Triangles Scalènes, Triangles

How to name triangles. The conditions for naming triangles. Proof the sum of interior (inside) angles = 180 deg. Proof the other two angles equal exterior angle.

Nouvelles ressources

Perimeter of Rectangle
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Building Trapezoids with Set Areas
Publish app "Public" test
Building Parallelograms with Set Areas

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Razones trigométricas de 30º
Moore
M 333L F17 Constructions
인터넷도박ぞ＼＼「ＪＯＯ９９８。ＣＯＭ」＼＼인터넷도박ぞ
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Arbres de Probabilité
Cube
Valeur Médiane
Logique
Termes