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Copy of 周界
Author:
kristinaliu1357
,
spkwan
GeoGebra
modified by spkwan, uploaded 16 October 2011
GeoGebra
New Resources
第八周作业
兩組對邊相等和有直角的四邊形
兩位數除以一位數（一）
判斷球體
錐體建築師
Discover Resources
相切的三圓
已知正三角形內部一點到三邊距離求面積
圓柱動態展開圖
陳彤恩GGB 1/24
球體建築師
Discover Topics
Planes
Distributions
Rational Numbers
Area
Integral Calculus