
size 300,300
xrange -6,6
yrange -6,6
grid 1,1,grey
linewidth 2
slider 0,2*pi,300,28,angle degree, name
fillcolor lightgreen
#CLICK ON THE OBJECTS TO ACTIVATE
opacity 255,30
ftriangle 2,2,-2,2,0,0,red
ftriangle -2,2,-2,-2,0,0,blue
ftriangle -2,-2,2,-2,0,0,green
ftriangle 2,-2,2,2,0,0,orange
rotationcenter 0,0
frect -2,2,2,-2,black
