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congruent triangle2_provided by Mr Yeung Kar Chun
Author:
kidmancmw
GeoGebra
New Resources
第八周作业
【案例】2018年全国1卷理科12题
兩組對邊相等的四邊形
兩組對邊相等和有直角的四邊形
兩位數除以一位數（一）
Discover Resources
任務2
比和比值
平行四邊形柱算體積(可以切開)
畢氏定理-切割法
中位线问题
Discover Topics
Circle
Fractal Geometry
Means
Distributions
Normal Distribution