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

Model sferyczny - dwunastościan-dwudziestościan
Nikmati Keunggulan Di Bandar Judi Terpercaya
Fourier Lissajous (Mechanical)
Angle Addition: Warm Up Exercises
Slope Between 2 Points (Phase 2)

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Circle - Hale
Straight Lines - Gradient Given
Zach Main
Bảng xét dấu nhị thức
Progresii aritmetice - 1

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Moyenne Géométrique
Nombres
Trapézoïde
Somme de Riemann
Plans