module triangle (x,y,z,rz,kolor,sx,sy,sz){
scale([sx,sy,sz])
color(kolor)
translate ([x,y,z])
rotate ([0,0,rz])
linear_extrude (height=5)
polygon ([[0,20],[20,-10],[-20,-10]]);
}

triangle (0,0,0,0,"red",1,1,1);
triangle (-2,15,2.5,10,"blue",0.8,0.8,0.8);
triangle (-8,30,5,20,"brown",0.7,0.7,0.7);
triangle (-15,50,7.5,30,"green",0.6,0.6,0.6);
triangle (-25,70,12.5,40,"pink",0.5,0.5,0.5);