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]

Nuevos recursos

Viviani's Curve
Model sferyczny - sześcian-ośmiościan
רישום חופשי
Angle Addition: Warm Up Exercises
seo tool

Descubrir recursos

Tiling by Regular Polygons
HughCurran(Invariants)
Представљање подскупа скупа Веновим дијаграмом
Integration Pieces
Vektoraddition2DmobileVersion

Descubre temas

Segmento
Diagramas de árbol
Pirámide
Paralelepípedo
Correlación