Sign in
Search
GeoGebra
Home
Resources
Profile
Classroom
App Downloads
Lesson 86. Properties of Parallel Lines
Author:
Norm 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]
New Resources
Nikmati Keunggulan Di Bandar Judi Terpercaya
Cartesian vs Polar
Rose Curve
apec
bewijs stelling van Pythagoras
Discover Resources
活動三
Graphing Linear Systems
allison ledgerwood eulers line
Untitled
Differentiation, the Gradient Function
Discover Topics
Secant Line or Secant
Algebra
Definite Integral
Exponent
Percentages