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GeoGebra Lesson
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GeoGebra Lesson
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中华人民共和国国旗
Author:
孟宝兴
GeoGebra
New Resources
幾何作圖題：切三圓（題目）
Nested spiral octagon
四邊形的特性
sanjiaohanshu
近似值：有效數字
Discover Resources
拿破崙三角形
volleyball throughing 1
量角器
test05
三角函數 角度變換(個人認為直覺上較好理解的)(手機使用教材)
Discover Topics
General Quadrilateral
Tree Diagrams
Triangles
Pie Chart or Circle Chart
Symmetry