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

Untitled
Reflection Across 2 Parallel Lines
bewijs stelling van Pythagoras
Shells
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Découvrir des ressources

lesson 5.6 investigation 3
Simultaneous equation Automatic Questioner
Graphing Reflections
Activity 1

Découvrir des Thèmes

Équations Linéaires
Similitude
Géometrie
Courbes Paramétriques
Equations