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廣義角的代換(90度加減角度)
Author:
yuchengda
GeoGebra
New Resources
四邊形的特性
兩組對邊相等和有直角的四邊形
判斷球體
兩位數加法
四邉形 (四年級) 教師版
Discover Resources
task 8
弧度與角度
日光平行光
Gradient of tangent
圓心在同一直線上且相切的圓(半徑可改變)
Discover Topics
Bar Chart or Bar Graph
Trigonometry
Circle
Complex Numbers
Vectors 2D (Two-Dimensional)