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從長方形的「周界」找回它的「長」和「闊」
Author:
yip chi wai
GeoGebra
New Resources
兩位數除以一位數(一)
柱體建築師
兩位數加法
畫出對稱圖形
【案例】2018年全国1卷理科12题
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座標
concurrence of medians and bimedians of tetrahedron
橢圓軌跡加滑桿
圓形移動面積
商高定理\水2的副本
Discover Topics
Poisson Distribution
Geometric Transformations
Standard Deviation
Arithmetic
Isosceles Triangles