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GeoGebra
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Outline
Testing
Problem 1
Animated Twitter Bird
Testing
Author:
Healey Lee
Problem 1
Animated Twitter Bird
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Problem 1
New Resources
四邊形的特性
兩組對邊相等的四邊形
兩位數加法
四邉形 (四年級) 教師版
【案例】圆柱体内放置一个大球六个小球
Discover Resources
Tessellations
ABC 3
Geometry: Angles Sum of Triangle (幾何：三角形內角和)
多邊形面積(新一代第三版 EX22#8)
翰林數學_1下_CH5-2_算術平均數與中位數與眾數
Discover Topics
Terms
Mathematics
Geometric Mean
Arithmetic
Secant Line or Secant
