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The sum of the external angles of the triangle
作者：
mallikarjunsudi
主題：
角度
,
三角形
GeoGebra
最新資源
apec
Reflection Across 2 Parallel Lines
Reflection across a line
Pitfalls of Disk/Washer Method
רישום חופשי
探索資源
Angle at the centre (page 4)
Multiplication as Proportional Co-Variation & the Sign Rule
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Ferris Wheel and Ball Throw
snowman
探索主題
分數
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3D 立體形
黎曼和（Riemann Sum）
二次函數