Søg
GeoGebra
  • Hjem
  • Materialer
  • Profil
  • Classroom
  • App Downloads

Lesson 86. Properties of Parallel Lines

ForfatterNorm Prokup

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]

Nye Materialer

  • seo tool
  • Circumference of a unit circle
  • Assistants (custom GPTs or Gemini Gems) for Math
  • Nikmati Keunggulan Di Bandar Judi Terpercaya
  • Rolling a Square

Opdag Ressourcer

  • derivative concept
  • Earthquake Triangulation
  • SAE-No-1-2
  • СЛУ-3
  • מתקף של כוח לא קבוע

Udforsk emner

  • Funktioner
  • Division
  • Brøker
  • Lineære ligninger
  • Geometriske flytninger
OmPartnereHelp Center
ServicevilkårPrivatlivLicens
GraftegnerMatematikværktøjssuiteCommunity Resourcer

Download vores apps her:

Download_on_the_App_Store_Badge_US-UK_RGB_blk_4SVG_092917

© 2026 GeoGebra®