Code
r=rectangle(w=300,h=300,fill='#ffefa6')
show(r)
c = circle(r=128,fill='#ef8e0e',stroke='none')
show(c)
r1=rectangle(w=180,h=180,fill='yellow')
r2=r1|repeat(20,rotate(30))
show(r2, r1)
c1=circle(r=105.5,fill='white',stroke='none')
show(c1)
e=ellipse(w=210,h=70, fill='violet')
e1=e|repeat(3,rotate(60))
show(e1)
e2=ellipse(w=180, h=60, fill='white')
e3=e2|repeat(3, rotate(60))
show(e3)
shape = rectangle(w=200,h=200, stroke="red", stroke_width=5)
show(shape)
shape = shape | repeat(10,rotate(30))
show(shape)
c1 = circle(r=10,fill='yellow',stroke='yellow')
c2 = circle(r=20,fill='orange',stroke='orange')
c3 = circle(r=30,fill='red',stroke='red')
c4 = circle(r=40,fill='brown',stroke='brown')
c5 = circle(r=50,fill='#FFC300',stroke='#FFC300')
show(c5,c4,c3,c2,c1)