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三角形の傍心(excenters)
Author:
Takayuki Kamei
GeoGebra
New Resources
正17角形 作図 regular 17-gon
standingwave-plus
円の伸開線
カージオイド
standingwave-reflection-fixed
Discover Resources
放物線の垂点
Brahmaguptaの定理
ラベルに色をつける
整頓のポエム
波の反射(固定端反射、自由端反射)
Discover Topics
Geometric Distribution
Piecewise Functions
Solids or 3D Shapes
Standard Deviation
Optimization Problems