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

Slope Between 2 Points (Phase 2)
Viviani's Curve
Random Polar Curve (3)
Model sferyczny - dwunastościan-dwudziestościan
Some random function

Descubrir recursos

The Taylor and Maclaurin series.
math 6.05
Graph Shifting
lista 6 ex 4
Quel bonheur !

Descubre temas

Trigonometría
Círculo unitario
Medias
Enteros
Curvas paramétricas