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]

Nouvelles ressources

Parabola - Write the Equation - Practice
Export grapfics view
AI for Math Teachers (prompt examples)
Tangent Plane to a Sphere
Text with alpha background color

Découvrir des ressources

Rotation of a function about x-axis (volume of revolution)
Translation 2 (NJT)
Merry-go-round
многоугольники
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Découvrir des Thèmes

Fonctions Affines
Probabilité Conditionnelle
Symétrie
Expériences Aléatoires
Triangles Semblables