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

רישום חופשי
အခြေခံ data အခေါ်အဝေါ်များ
Circle Passing Through 3 Points
Equation of Locus - Parabola
Triangle with 3 Right Angles

Descubrir recursos

GoGeometry Action 6!
minigolf
Παραβολές 2

Descubre temas

Inecuaciones
Elipse
Integral Definida
Simetría
Mediana