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

အခြေခံ data အခေါ်အဝေါ်များ
兩位數的位值
Average Value of a Function
Area Between Two Curves
函數的單調性

Découvrir des ressources

Čo už vieme o trojuholníku? - zskomsab
Math
step5
Circle point 5,5
Modeling Linear Growth (and Systems Introduction)

Découvrir des Thèmes

Intervalle de Confiance
Courbes Paramétriques
PPCM et PGCD
Quadrilatères
Cylindre