三点を通るわけ

What do you want to download?

You can either download the .ggb file alone or the complete webpage for students with tasks.

I agree to the terms of GeoGebra's non-commercial license

• Offline Activity (.zip)

• GeoGebra Files

  1. ＥとＲを通る三角形を作図すれば、Ｉが見つかる。　さらに、ＬからＱとＲへ直線を結んでみよう。その交点とＰを結ぶと・・・。 (.ggb)