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平面鏡成像 Plane Mirror
Author:
Alex CHIK
Drag the grey/ red points to change positions of the object. Drag the black point to change source of light.
GeoGebra
GeoGebra 互動數學教室
http://www.geogebra.hk
New Resources
Conditions for Parallel Lines
Derivative and Differential - A Geometric Point of View
Vectors: Addition and Subtraction - The Parallelogram Law
Loyd's Two-Greek-Crosses-to-a-Square Dissection
Subtracting Hours and Minutes - Practice
Discover Resources
Propfakor
Chain Rule in 3D demo
Cross Section? (1)
Mosaic Art (Voronoi ?)
Circumcenter
LINES PARALLEL TO AXES
Discover Topics
Mode
Vectors
LCM and GCD
Exponential Functions
Similarity Transformation or Similarity