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parallelogram
Author:
iedc
GeoGebra
New Resources
【案例】2018年全国1卷理科12题
第八周作业
三位數除以一位數(一)
拼砌四邊形
錐體建築師
Discover Resources
三角形的工具
固定面積的圖形周界變化
math1
拋物線
sin,cos比大小
Discover Topics
Coordinates
Quadrilaterals
Vectors 2D (Two-Dimensional)
Parabola
Tangent Line or Tangent