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Upside Down?
Author:
Anthony OR 柯志明
Topic:
Circle
A coin is rolling around another fixed identical coin without slipping. If the coin starts with the head up, is the coin head up or down when it is directly opposite to its starting position, as indicated by the dotted circle?
GeoGebra
New Resources
koch tool
גיליון אלקטרוני להעלאת נתוני בעיה ויצירת גרף בהתאם
The black friday GeoGebra :)
seo tool
apec
Discover Resources
SineCosineTangentGrapher
Unit Circle Tangent Investigation
Optical Illusion 53
Rotation and Reflection
Constuction 3- Altitudes
Discover Topics
Sequences and Series
Secant Line or Secant
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