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長方形を折って相似な三角形をつくる
Author:
Geo_Math_Room
Topic:
Plane Figures or Shapes
,
Planes
,
Ratios
,
Rectangle
,
Similar Triangles
GeoGebra
New Resources
standingwave-reflection
standingwave-reflection-fixed
standingwave-plus
小テスト
sine-wave
Discover Resources
外角の和
二次関数の最大・最小①(修正版1)
ドラゴン曲線(フラクタル10)
正多面体02
わり算ファミリー
Discover Topics
Limits
Diagrams
Line Segment
Confidence Interval
Histogram