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任务8:一线三等角的相似模型
Author:
陈丽婷
GeoGebra
New Resources
椭圆内切圆链
折扣
盈利與虧蝕
小学资源收集
科赫雪花
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蝴蝶定理推廣證明1
Euler line 2
solid of revolution
多邊形與圓_2
以 Unit Circle 了解 Sine 的正/負的副本
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Angles
Parabola
Frequency Distribution
Quadratic Functions
Line Segment