png 120 120 hw2tribezg.png color 1 0.4 0 xyz -1 1 1 color 0 2 0 xyz -.5 .8 1 color 0 0 1 xyz .5 .4 1 color 1 1 1 xyz 1 1 1 color 1 0.4 0 xyz 1 .3 0 xyz 0 .3 -1 color 3 -1 -1 xyz 1 .3 0 color -1 0.4 1 xyz -1 -.3 0 xyz 0 -.3 0.2 color 1 0.4 0 xyz 0 -1 1 tribezg 3 1 2 3 4 5 6 7 8 9 10