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GeoGebra
拋物線規
Author:
Ho-Kai Chen
拋物線上的點到焦點與到準線等距
Discover Resources
Angles subtended by the same arc
quadrelaterals tile the plane
Average to Instantaneous (Intro)
Pretty Picture Graph
Construction 1-Perpendicular Bisectors
New Resources
problem
parrallel lines
Linear Transformations- Applet
Colourful waves with circles
Example LF.4.2
