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]

Neue Materialien

Exploring GeoGebra for the First Time
Nikmati Keunggulan Di Bandar Judi Terpercaya
Prism Drawn in 1-Point Perspective
z`]]
Reflection across a line

Entdecke Materialien

Adjoining the circles
平行四邊形與長方形面積的關係
Perpindicular Bisectors In a TRiangle
Rotations

Entdecke weitere Themen

Fläche
Geometrisches Mittel
Rechtwinklige Dreiecke
Algebra
Symmetrie