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EBalkMandala
作者：
Elizabeth Balk
GeoGebra
最新資源
The 3D Space
z`]]
bewijs stelling van Pythagoras
Dividing a 2-digit number by a 1-digit number (1)
Addition within Two Places
探索資源
Polygon Reflection on coordinate grid
Exercise 1
Side Side Angle
Parallel Lines & Related Angles Discovery
Rotational Symmetry
探索主題
餘弦
柱體
等式
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直角三角形