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「相似三角形」任务5
Author:
gklwong
Topic:
Similar Triangles
任务5
GeoGebra
New Resources
球体的体积推导（优化版）
兩位數除以一位數（二）
拼砌四邊形
兩組對邊相等和有直角的四邊形
画直线等分三角形的面积
Discover Resources
Prime Factors - step by step
Clock
任兩正方形重組成一大正方形partII
Quiz on Discriminant 判別式：測驗
加减乘除运算出题器
Discover Topics
Statistical Characteristics
Reflection
Dilation
Vectors
Exponent