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]

New Resources

အခြေခံ data အခေါ်အဝေါ်များ
apec
Random Polar Curve (3)
Fourier Lissajous (Mechanical)
Model sferyczny - dwunastościan-dwudziestościan

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Pythagorean triple
Proof Without Words
point-motion-fourier
Philip 8.B Fraktal (leander)
Relating Area of a Circle to Area of a Rectangle

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Poisson Distribution
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