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Mamikon's theory/楕円の周囲の接線団
Author:
Naofumi Horio
GeoGebra
New Resources
接点の作る円は内接円
standingwave-reflection-free
円の伸開線
対数螺旋
等積変形2
Discover Resources
ode03
対垂三角形
数列の教材
text and graph
同じ広さはどこ？(半円と正三角形)
Discover Topics
Statistical Characteristics
Perimeter
Rotation
Complex Numbers
Division