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

Neuberg's Theorem
Visualizing the Pythagorean Identity with Sine and Cosine
רישום חופשי
z`]]
Average Value

Entdecke Materialien

translation 3
Circles - Interior Angles
hexagon
regular polygon area using triangles
funny face Evan (GER)

Entdecke weitere Themen

Cosinus
Statistische Kennzahlen
Parabel
Polynomfunktionen oder ganzrationale Funktionen
Strecke