Code
c = circle(r=100,fill="blue",stroke_width=4)
show(c)
c1=circle(r=120,fill="violet",stroke_width=6)
show(c1)
s1=ellipse( fill="yellow",stroke_width=2)
s2=s1|rotate(45)
s3=s1|rotate(90)
s4=s1|rotate(135)
show(c)
show(s1,s2,s3,s4)
s=circle(r=50,fill="red",stroke_width=3)
show(s)
s12=circle(r=30,fill="yellow",stroke_width=2)
show(s12)
s13=circle(r=20,fill="green")
show(s13)
s14=circle(r=10,fill=" white")
show(s14)
s5=circle(x=100,y=0,r=10,fill="magenta")
s6=s5|rotate(45)
s7=s5|rotate(90)
s8=s5|rotate(135)
s9=s5|rotate(225)
s10=s5|rotate(315)
show(s5,s6,s7,s8,s9,s10)
s11=circle(x=-100,y=0,r=10,fill="magenta")
show(s11)
s15=circle(x=0,y=-100,r=10,fill="magenta")
show(s15)
s16=ellipse(stroke_width=2)
s17=s16|rotate(45)
s18=s16|rotate(90)
s19=s16|rotate(135)
show(s16,s17,s18,s19)
