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

Graph of Slopes of Tangent Lines
Row and Column Views of Systems of Linear Equations
Rule of Sarrus - Determinant of a 3×3 Matrix
Untitled
גיליון אלקטרוני להעלאת נתוני בעיה ויצירת גרף בהתאם

Descubrir recursos

Rui's Project
ejr 4 d
Cuboid_Net
GG2answer
Inclined Plane with Friction, Two Masses, and a Pulley

Descubre temas

Segmento
Distribuciones
Números Complejos
Números Naturales
Media Aritmética