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極座標雷達
Author:
謝亞茹
GeoGebra
New Resources
兩組對邊相等的四邊形
拼砌四邊形
四邉形 (四年級) 教師版
画直线等分三角形的面积
兩組對邊相等和有直角的四邊形
Discover Resources
Angle Sum in a Triangle
q1: triangle with 3 equal part
完整地球儀
碎形
線的面化
Discover Topics
Diagrams
Planes
Random Variables
Mathematics
Upper and Lower Sum or Riemann Sum