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]

Novos Materiais

apec
Graphs of Rational Expressions
Untitled
Sine and Cosine on the Unit Circle
Parallelogram Linkage

Descobrir recursos

Unit Circle and the Trigonometric Functions
Shawver Period 7 Kenzie Robinson
Political Mapping
Fraction multiplication的副本
Área del Triángulo

Explorar Tópicos

Médias
Seções cônicas
Vetores 3D
Geometria Fractal
Triângulos Isósceles