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勾股定理（几何原本）的副本
Author:
夜雨嘀嗒
Topic:
Pythagoras or Pythagorean Theorem
GeoGebra
New Resources
異分母分數減法
【案例】2018年全国1卷理科12题
柱體建築師
兩組對邊相等的四邊形
四邊形的特性
Discover Resources
五星形的頂角
CalCulus
test01
三角形的外心
兩弦的長度比較
Discover Topics
Means
Parabola
Fractions
Area
Isosceles Triangles