Triangolo

Concept — Triangolo.

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08 · 14

Linked atoms

6 linked atoms.

08 Fondamenti di geometria euclidea

• The first congruence criterion
• The hinge theorem
• The second congruence criterion
• The third congruence criterion
• What an exterior angle is

14 Equivalenza e teorema di Pitagora

• Equidecomposability of a triangle and a parallelogram