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Penrose Stairway
Forfatter
Ivan De Winne
The Penrose stairs or Penrose steps, also dubbed the impossible staircase, is an impossible object created by Lionel Penrose and his son Roger Penrose.
GeoGebra
Nye Materialer
Limaçons
Special Solid Trace
גיליון אלקטרוני להעלאת נתוני בעיה ויצירת גרף בהתאם
Adding Decimal Numbers and Shortest Path Strategies
Involute of the Circle
Opdag Ressourcer
Radian Discovery
Q4_square
aexp(bc)+c
Investigation A part1
Locked Coord Plane
Udforsk emner
Vektorer
Kube
Parabler
Stykkevise funktioner
Skæring