同切圆

>>> import turtle

>>> turtle.circle(50)

>>> turtle.circle(70)

同心圆

import turtle

>>> turtle.circle(100)

>>> turtle.up()

>>> turtle.goto(0,-100)

>>> turtle.down()

>>> turtle.circle(200)

五角星

import turtle

>>> turtle.forward(90)

>>> turtle.right(144)

>>> turtle.forward(90)

>>> turtle.right(144)

>>> turtle.forward(90)

>>> turtle.right(144)

>>> turtle.forward(90)

>>> turtle.right(144)

>>> turtle.forward(90)

 黄色的五角星

import turtle

turtle.color('yellow')

turtle.begin_fill()

turtle.fillcolor('yellow')

turtle.forward(90)

turtle.right(144)

turtle.forward(90)

turtle.right(144)

turtle.forward(90)

turtle.right(144)

turtle.forward(90)

turtle.right(144)

turtle.forward(90)

turtle.end_fill()