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中心对称与轴对称图形.许兴华数学
Author:
许兴华数学
Topic:
Plane Figures or Shapes
,
Symmetry
GeoGebra
New Resources
常见四边形是否是双心四边形
探究三角形的全等條件
圓周公式的應用
画直线等分三角形的面积
三角函数 的副本
Discover Resources
Quiz on Rectangular Coordinates (1) 直角坐標測驗1
ggb-fs-a1
讀磅
三角形三边关系探究习题
斜率乘积为定值(椭圆、双曲线)
Discover Topics
Hypergeometric Distribution
Circumcircle or Circumscribed Circle
Arithmetic
Trigonometry
Numbers