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內外角平分線
Author:
羅驥韡 (Pegasus Roe)
Topic:
Circle
角平分點（圖中 C 點）會形成一個圓
GeoGebra
New Resources
錐體建築師
直角坐標平面上的旋轉變換
拼砌四邊形
四邊形的特性
兩組對邊相等和有直角的四邊形
Discover Resources
國中數學
座標
ABC 1
Copy of 方格紙上畫四邊形
柱體＿
Discover Topics
Difference and Slope
Definite Integral
Arithmetic
Integers
Variance