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根據百分率找數量（一）: 例3的副本
Author:
冯圣军
,
GeoGebra Institute of Hong Kong
GeoGebra
New Resources
Nested spiral octagon
判斷球體
美國國旗 (Claude 版)
兩組對邊相等的四邊形
美國國旗 (Codex 版)
Discover Resources
數位學習社
向量分點公式
reflectional symmetry_4
圖形遊戲
跳棋棋盘
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Plane Figures or Shapes
Frequency Distribution
Hyperbola
Solids or 3D Shapes
Pythagoras or Pythagorean Theorem