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Proof72 徐晏翎
Author:
郭亮偉
GeoGebra
New Resources
拼砌四邊形
四邉形 (四年級) 教師版
兩組對邊相等和有直角的四邊形
算柱 (兩位數)
【案例】2018年全国1卷理科12题
Discover Resources
Area of square
積分
np2c
加減併式與估算
C60足球模型（序列+旋转）
Discover Topics
Exponent
Tangent Line or Tangent
Area
Standard Deviation
Normal Distribution