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基本作圖2
Author:
shan chun
GeoGebra
New Resources
龙形曲线-分形龙2
椭圆内切圆链
正方形雪花图案
第八周作业3
异形操场
Discover Resources
七彩之珠
螢橋國中80303林心怡
Spotlight 探射燈
正三角形沿正方形旋轉
S6G2用随机法来估算圆周率Pi