画一组同切圆

import turtle

turtle.circle(50)

turtle.circle(60)

turtle.circle(70)

turtle.circle(80)

画一组同心圆

import turtle

turtle.circle(60)

turtle.up()

turtle.goto(65,0)

turtle.goto(0,0)

turtle.goto(-10,0)

turtle.goto(0,0)

turtle.goto(0,-20)

turtle.down()

turtle.circle(80)

turtle.up()

turtle.goto(0,-40)

turtle.down()

turtle.circle(100)

画一个五角星

import turtle

turtle.forward(60)

turtle.right(144)

turtle.forward(60)

turtle.right(144)

turtle.forward(60)

turtle.right(144)

turtle.forward(60)

turtle.right(144)

turtle.forward(60)

画一个黄色实心五角星

import turtle

turtle.bgcolor('red')

turtle.color('yellow')

turtle.fillcolor('yellow')

turtle.begin_fill()

turtle.forward(60)

turtle.right(144)

turtle.forward(60)

turtle.right(144)

turtle.forward(60)

turtle.right(144)

turtle.forward(60)

turtle.right(144)

turtle.forward(60)

turtle.end_fill()

红旗

import turtle

turtle.bgcolor('red')

turtle.up()

turtle.goto(-250,200)

turtle.down()

turtle.color('yellow')

turtle.fillcolor('yellow')

turtle.begin_fill()

turtle.forward(60)

turtle.right(144)

turtle.forward(60)

turtle.right(144)

turtle.forward(60)

turtle.right(144)

turtle.forward(60)

turtle.right(144)

turtle.forward(60)

turtle.end_fill()

turtle.color('yellow')

turtle.fillcolor('yellow')

turtle.begin_fill()

turtle.up()

turtle.goto(-150,250)

turtle.left(30)

turtle.down()

turtle.forward(25)

turtle.right(144)

turtle.forward(25)

turtle.right(144)

turtle.forward(25)

turtle.right(144)

turtle.forward(25)

turtle.right(144)

turtle.forward(25)

turtle.end_fill()

turtle.color('yellow')

turtle.fillcolor('yellow')

turtle.begin_fill()

turtle.up()

turtle.goto(-130,220)

turtle.left(60)

turtle.down()

turtle.forward(25)

turtle.right(144)

turtle.forward(25)

turtle.right(144)

turtle.forward(25)

turtle.right(144)

turtle.forward(25)

turtle.right(144)

turtle.forward(25)

turtle.end_fill()

turtle.color('yellow')

turtle.fillcolor('yellow')

turtle.begin_fill()

turtle.up()

turtle.goto(-110,170)

turtle.left(60)

turtle.down()

turtle.forward(25)

turtle.right(144)

turtle.forward(25)

turtle.right(144)

turtle.forward(25)

turtle.right(144)

turtle.forward(25)

turtle.right(144)

turtle.forward(25)

turtle.end_fill()

turtle.color('yellow')

turtle.fillcolor('yellow')

turtle.begin_fill()

turtle.up()

turtle.goto(-160,108)

turtle.left(80)

turtle.down()

turtle.forward(25)

turtle.right(144)

turtle.forward(25)

turtle.right(144)

turtle.forward(25)

turtle.right(144)

turtle.forward(25)

turtle.right(144)

turtle.forward(25)

turtle.end_fill()