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Author:
肖昆明
GeoGebra
New Resources
找出對稱軸
四邊形的特性
画直线等分三角形的面积
拼砌四邊形
球體建築師
Discover Resources
Trigonometric Ratios of Special Angles 特殊角的三角比
拋物線
Question 5
廣義三角:tan
三角形的底和高
Discover Topics
Scatter Plot
Probability
Cone
Limits
Tangent Function