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

Sum of Squares: Proof without Words
Row and Column Views of Systems of Linear Equations
רישום חופשי
Fractal Tétraèdre. Dilatation -1/2 centre triangles
Tracing an Ellipse Using Two Circles

Entdecke Materialien

Diagrama de caule-e-folhas
Forum 62 43499 C MovablePointOnMovableFunction
Turtle Repeat Button v1
M6 12/5
Triangle - Midpoints & Medians
Sinusoidal Transformations: Sine and Cosine

Entdecke weitere Themen

Division
Kreisdiagramm oder Kuchendiagramm oder Tortendiagramm
Prozent und Prozentrechnung
Fraktale Geometrie
Sekante