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

Pythagoras fractal tree: Step 3
רישום חופשי
WC 2018
bewijs stelling van Pythagoras
Pythagoras fractal tree: Step 2

Descubrir recursos

integers
Demo for lines of math stackexchange question
Week 6 - Inversion of circle
Ellipse - section of cone2
Theorem 6-13
Linearni i numerički ekscentricitet

Descubre temas

Esfera
Traslación
Cubo
Recta Tangente o Tangente
Diagrama de cajas