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]

Nuevos recursos

Rose Curve
Slope Between 2 Points (Phase 2)
גיליון אלקטרוני להעלאת נתוני בעיה ויצירת גרף בהתאם
Trefoil Knot
Cartesian vs Polar

Descubrir recursos

Siebel Applet_Exponentiations
Interactive Graphing Parabola Ex 2B
Rotation vs. Time - Sim to Sim - Sine 1
Math Geogebra 5

Descubre temas

Simetrías
Función potencial
Ecuaciones lineales
Elipse
Distribución de frecuencias