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翰林數學_2下_CH4-2_平行四邊形性質
Author:
翰林數學
GeoGebra
New Resources
Nested spiral octagon
中華民國國旗 (Codex╱2026.10.06)
直角坐標平面上的旋轉變換
國旗 (作圖步驟直接餵給 Claude)
Earth with coastline
Discover Resources
Length of Horizontal or Vertical Line Segments 水平或鉛垂線段的長度
Test
球內接正方體
平行四邊形面積
用GGB制作奔驰轮胎.许兴华数学
Discover Topics
Geometric Transformations
Quadrilaterals
Quadratic Functions
Rotation
Pyramid