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相似の証明05
Author:
Tsuyoshi Yamamoto
GeoGebra
New Resources
sine-wave
二次曲線と離心率
６章⑥三角柱の展開図
standingwave-reflection-free
正１７角形 作図 regular 17-gon
Discover Resources
点対称移動（回転の中心を動かす）
中点三角形と等長共役点
垂足円＝９点円の拡張
ellipse
平行線/
Discover Topics
Isosceles Triangles
Plane Figures or Shapes
Frequency Distribution
Conic Sections
Real Numbers