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삼각형의 세 변의 수직이등분선은 한점(외심)에서 만나고 이 점(외심)에서 세 꼭짓점에 이르는 거리는 같다.(The vertical bisector of the three sides of the triangle meet at one point (circumcenter) and the distance from this point (circumc
Author:
민은기 (Min Eun Gi)
GeoGebra
https://min7014.github.io/math20191203001.html
New Resources
Perpendicular Lines: Quick Exploration
Squaring a Rectangle (PST Version)
Pythagorean Theorem: Extension Exercises
繪畫垂直線
Congruent Sides & Angles in △s: Exploration
Discover Resources
Circumcenter/Incenter 1
Concavity
Double Reflection over Parallel Lines
tasy.algebradabra
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Similar Triangles
Reflection
Tangent Function
Equilateral Triangles
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