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圆的面积展开的副本
Author:
chy198
,
qianqianhouhou
拖动n分圆，拖动展开展开圆，拖动拼图拼成长方形。
GeoGebra
通过上面操作请推导圆的面积公式。
New Resources
圓的基本性質
第八周作业
盈利與虧蝕
正方形雪花图案
第八周作业2
Discover Resources
Area of Trapezium
Angle in Alternate Segment 2
分項對消式的寫法
斜坡上的線與交角
定積分 (The Definite Integral)
Discover Topics
Power Functions
Congruence
Prism
Histogram
Stochastic Process or Random Process