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]

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Rolling a Square
巧算長方形周界
Nikmati Keunggulan Di Bandar Judi Terpercaya
Parallel lines, Transversals and Segments
The Coordinate Plane (Cartesian Plane)

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Fit Exponential Growth Function
Parallelogram Properties
parabula10
Untitled
parabel_streckung

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Median Line
Ellipse
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