[VS] Video Presentation : Wed. Aug. 30 2023 ～　Fri. Sep 15, 2023（Video Presentation site）

[VS24] Active introduction via iPad for showing shortest distance connecting points of kite

Practice in Geometry by GeoGebra active instructions

○Takaya KUROKI¹, Yukinori OOMURA¹, Kiichi YABE², Yukiko WASHIO³, Satoshi TONEGAWA³, Hirotoshi FURUTSU³ (1. Graduate School of Science and Technology, Nihon University, 2. College of Science and Technology, Nihon University, 3. Department of Mathematics, College of Science and Technology, Nihon University)

Keywords:Mathematics education, GeoGebra active instructions, Geometry on iPad, Graph theory

平面上に３個以上の点が存在するとき，それらを結ぶ経路（線分と分岐点の集合）のうちで最短のものを，最短経路とよぶことにする．今回我々がGeoGebraで作成した教材では，4点が凧型の頂点に位置する場合の最短経路を，動的に示している．