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1115-2
Author:
chen mingchuan
GeoGebra
New Resources
【案例】2018年全国1卷理科12题
第八周作业
祖冲之的期望：内棋与外棋
垂直線的斜率
圓周公式的應用
Discover Resources
Locus
Angles between 2 planes
Relationships among 3 Circle Theorems 三個圓定理的關係
GGB研習成果01
正五角錐(旋轉，實體、透視)
Discover Topics
Vectors 2D (Two-Dimensional)
Upper and Lower Sum or Riemann Sum
Plane Figures or Shapes
Similar Triangles
Ratios