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y=a(x-h)²+k
Author:
李春培
y=a(x-h)²+k
GeoGebra
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兩組對邊相等的四邊形
第八周作业
兩組對邊相等和有直角的四邊形
球体的体积推导(优化版)
四邉形 (四年級) 教師版
Discover Resources
Reflectional Symmetry 反射對稱
畫三角形 題1f
數學解題2
正三角形堆垛
空间几何体的表面积和体积
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Algebra
Reflection
Area
Combinatorics
Geometric Transformations