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正弦定理2
Author:
杨欣霞
GeoGebra
New Resources
小学资源收集
折扣
镂空正方体案例对比
龙形曲线-分形龙2
活动三:应用性质
Discover Resources
perimeter
愛心
畢氏樹
任意角的三角函数
畫三角形 題1b 的複本
Discover Topics
Cuboid
Multiplication
Right Triangles
Tangent Function
Vectors