Lesson 86. Properties of Parallel Lines

T6-criterion for parallel lines

[bgcolor=orange] If two lines are intersected by a third line, and alternate interior (or exterior) angles are equal, then the original two lines are parallel. [/bgcolor]

Nouvelles ressources

seo tool
random coprime pairs
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bewijs stelling van Pythagoras
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Fibbonachi numbers
Chapter 3
Michelle Nguyen
test (tobogan)
PreCalc
Treasure map #1

Découvrir des Thèmes

Probabilité
Loi Normale
Triangles Scalènes
Somme de Riemann
Dérivée