Lesson 86. Properties of Parallel Lines

Författare/skapare:Norm Prokup

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]

Nya resurser

Triangle with 3 Right Angles
Shells
Untitled
Reflection = 180° Rotation about a Line
အခြေခံ data အခေါ်အဝေါ်များ

Upptäck resurser

ALLEN_Constructions of Angles
Reflection Rule Notes
Bouncing ball
Divisibility Rules

Undersök matematisk områden

Sinus
Parabel
Parallellogram
Inskriven cirkel
Tal