Euclid's Fifth

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Euclid's Fifth Postulate

Adjust the sliders to change the size of alternate angles n and m. Can you find the relationship between n and m to decide which side of XY the lines AB and CD cross?

Nye Materialer

Adding Decimal Numbers and Shortest Path Strategies
दुई-ओटा समुहको संयोजन (Union of two sets)
The 3D Space
רישום חופשי
Addition of Vectors Algeraically

Opdag Ressourcer

Parallel Lines by Congruent Circles
Translation Screensaver
Slicing a triangle in half parallel to one side
Toets

Udforsk emner

Cirkel
Gennemsnit
Lineære ligninger
Spejling
Rotation