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

Area of a Circle Illustrated
רישום חופשי
Slope Between 2 Points (Phase 2)
Building Figures with Set Areas
bewijs stelling van Pythagoras

Découvrir des ressources

UCSS Math I 2.2.3 Example 2
Math 3
Sierpinski
Precalc
Turning point form

Découvrir des Thèmes

Division
Pente
Résumé Statistique
Programmation Linéaire ou Optimisation Linéaire
Cercle Circonscrit