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Lines and angles -Proposition 4 - Vertically opposite angles
作者：
ITfC-Edu-Team
主題：
角度
GeoGebra
最新資源
Basic and Compound Inequality Illustrator
Identifying Solids Formed by Rotation
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探索資源
Telling Time
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探索主題
坐標
Pythagoras or Pythagorean Theorem
矩陣
Plane Figures or Shapes
最小公倍數與最大公因數