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6.1 作经过直线外一点的平形线
Author:
郑凯耀
,
Sébastien Vieilhescazes
GeoGebra
New Resources
Poorly Drawn Parallelograms
alg2_05_05_01_applet_exp_2_flvs
Parallelograms: Quick Investigation
Poorly Drawn Parallelograms 3
Blancmange curve (fractal)
Discover Resources
Wright
triangle investigation
Skip Bins Melbourne
Symmetry over x-axis
Equation of a Circle - Exploration
Discover Topics
Unit Circle
Scalene Triangles
Real Numbers
Trigonometry
Continuity