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選擇合適的「中間人」
Author:
GeoGebra Institute of Hong Kong
Topic:
Area
GeoGebra
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算柱 (兩位數)
找出對稱軸
兩位數除以一位數（一）
四邉形 (四年級) 教師版
兩組對邊相等的四邊形
Discover Resources
test
Heat Sink Fin
四角柱(可側轉、上下轉)
-3/2 ≤ cosα + cosβ + cosγ ≤ 3
a sin(bx+c) + d 的圖形 的複本
Discover Topics
Geometric Transformations
Statistics
Similar Triangles
Arithmetic
Cone