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]

Nieuw didactisch materiaal

bewijs stelling van Pythagoras
Some random function
z`]]
רישום חופשי
Fourier Lissajous (Mechanical)

Ontdek materiaal

Mutual radient tangents
Nicole - Polygons
Rotation Origin 1
Isosceles Triangle (Nicholas Derosa)
Figure 2: Generator

Ontdek onderwerpen

Gelijkvormige driehoeken
Algebra
Integraalrekenen
Limieten
Differentiaalvergelijking