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

Basic and Compound Inequality Illustrator
Midpoint Theorem (V2): Integer Solutions
Squaring a Rectangle (PST Version)
Writing and Graphing Proportional Relationships (k>0)
Linear Combination of Vectors

Descubrir recursos

Gruppo armonico
Right Circular Cylinder
Orthocentre (Altitudes)
Support Structure - Harth Example
EX 51

Descubre temas

Recta Tangente o Tangente
Moda
Histograma
Términos
Probabilidad