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三角函數名稱的由來
Author:
Tang, Shu-jyh
,
陳柄何
GeoGebra
New Resources
球體建築師
算柱 (兩位數)
【案例】2018年全国1卷理科12题
找出對稱軸
画直线等分三角形的面积
Discover Resources
Plane
找找看三角形外接圓的圓心在哪？
Perimeter
剪刀石頭布
空间中两直线的位置关系
Discover Topics
Confidence Interval
Plane Figures or Shapes
Square
Continuity
Circle