Move points A, B, C, or D to begin.

1) What are points E, F, G, and H?[br]2) What do the colors (red, blue . . . ) signify?[br]3) What is the yellow point tracing?[br]4) Why are the marked segments parallel?[br]5) What other relationships are there?[br]6) How small is the interior shape compared to quadrilateral ABCD?