Google Classroom구글 클래스룸
GeoGebra지오지브라 클래스룸

experiment yourself (English)

matching rules

Experiment yourself with kites and darts bur respect the matching rules. We repeat them once again. One can match kites to kites, kites to darts, and darts to darts, but just so that the green and red circular arcs aren't interrupted.
Image