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根據百分率找數量（一）: 例2的副本
Author:
冯圣军
,
GeoGebra Institute of Hong Kong
GeoGebra
New Resources
第八周作业
兩組對邊相等的四邊形
三位數除以一位數（一）
兩組對邊相等和有直角的四邊形
四邉形 (四年級) 教師版
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畫三角形 題2c
Circle
國旗
纏繞畫1
动圆与两(相离)圆外切
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Addition
Circle
Trigonometric Functions
Similarity Transformation or Similarity
Logarithm