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Ruler
Author:
Eduardo Neto
,
Anthony OR 柯志明
Drag the ruler to move. Drag the red point to rotate. Use the slider to adjust the length.
GeoGebra
Anthony Or GeoGebra Institute of Hong Kong
New Resources
Taylor Polynomial
Exploring Simple Loci 探究簡單軌跡
Droste effect
Art and Rotational Symmetry
Cube of a Binomial - Volume Model
Discover Resources
mini golf prodject
Sarah Schreurs- Euler's Line
Identify Transformation Type
Function and first two derivatives
การบวกจำนวนเต็มบวกกับจำนวนเต็มลบ
Discover Topics
Vectors
Means
Reflection
Difference and Slope
Secant Line or Secant