Code
r1=rectangle(w=150,h=150,fill="#820a0a",stroke="none")|repeat(20,rotate(50))
r2=rectangle(w=170,h=170,fill="green",stroke="none")|rotate(15)|repeat(20,rotate(50))
r3=rectangle(w=190,h=190,fill="yellow",stroke="none")|repeat(20,rotate(50))
r4=rectangle(w=210,h=210,fill="brown",stroke="none")|rotate(15)|repeat(20,rotate(50))|scale(0.98)
show(r4,r3,r2,r1)
c1= circle(r=110,fill="pink",stroke="none")
c2= circle(r=100,fill="yellow",stroke="none")
c3= circle(r=90,fill="brown",stroke="none")
show(c1,c2,c3)
e = rectangle(w=120,h=120,fill="red",stroke="none")
e1 = e | rotate(45)
e2 = e | rotate(90)
e3 = e | rotate(135)
e4 = e | rotate(180)
show(e1, e2, e3, e4)
e = rectangle(w=100,h=100,fill="green",stroke="none")
e1 = e | rotate(45)
e2 = e | rotate(90)
e3 = e | rotate(135)
e4 = e | rotate(180)
show(e1, e2, e3, e4)
