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[洋葱] 2018河南22-图形旋转求值
Author:
洋葱教研
GeoGebra
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拼砌四邊形
兩組對邊相等和有直角的四邊形
【案例】2018年全国1卷理科12题
球體建築師
兩組對邊相等的四邊形
Discover Resources
畢氏定理
分數減法
三角形的三角和及外心、內心圓
與三個半圓相切之圓的填滿
Gradient of tangent
Discover Topics
Cube
Sequences and Series
Hypergeometric Distribution
Quadratic Equations
Intersection