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正弦定理的验证
Author:
junfeilx
GeoGebra
New Resources
四邉形 (四年級) 教師版
画直线等分三角形的面积
判斷球體
算柱 (兩位數)
異分母分數減法
Discover Resources
Percentage Change 百分改變
Addition and Subtraction of Polynomials(多項式的加減法)
線性規劃
公切線的引入
GeoGebra合作伙伴关系
Discover Topics
Trapezoid
Trigonometry
Similar Triangles
Exponential Functions
Geometric Mean