turtle库基础练习

1.画一组同切圆

import turtle
turtle.circle(20)
turtle.circle(40)
turtle.circle(60)
turtle.circle(80)

2.画一组同心圆

import turtle
turtle.circle(20)

turtle.up()
turtle.goto(0,-20)
turtle.down()
turtle.circle(40)

turtle.up()
turtle.goto(0,-40)
turtle.down()
turtle.circle(60)

turtle.up()
turtle.goto(0,-60)
turtle.down()
turtle.circle(80)

3.画一个五角星

import turtle
turtle.forward(100)
turtle.right(144)
turtle.forward(100)
turtle.right(144)
turtle.forward(100)
turtle.right(144)
turtle.forward(100)
turtle.right(144)
turtle.forward(100)
turtle.right(144

4.画一个黄色实心五角星

import turtle
turtle.color('黄色')
turtle.fillcolor('黄色')
turtle.begin_fill()
turtle.forward(100)
turtle.right(144)
turtle.forward(100)
turtle.right(144)
turtle.forward(100)
turtle.right(144)
turtle.forward(100)
turtle.right(144)
turtle.forward(100)
turtle.right(144)
turtle.end_fill()

5.画左上角的五颗五角星

import turtle
turtle.speed(10)
turtle.bgcolor('红色')
turtle.up()
turtle.goto(-550,200)
turtle.down()

turtle.color('黄色')
turtle.fillcolor('黄色')
turtle.begin_fill()
turtle.forward(230)
turtle.right(144)
turtle.forward(230)
turtle.right(144)
turtle.forward(230)
turtle.right(144)
turtle.forward(230)
turtle.right(144)
turtle.forward(230)
turtle.right(144)
turtle.end_fill()

turtle.up()
turtle.goto(-260,280)
turtle.down()

turtle.color('黄色')
turtle.fillcolor('黄色')
turtle.begin_fill()
turtle.left(45)
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.right(144)
turtle.end_fill()

turtle.up()
turtle.goto(-150,165)
turtle.down()

turtle.color('黄色')
turtle.fillcolor('黄色')
turtle.begin_fill()
turtle.left(50)
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.right(144)
turtle.end_fill()

turtle.up()
turtle.goto(-170,100)
turtle.down()

turtle.color('黄色')
turtle.fillcolor('黄色')
turtle.begin_fill()
turtle.right(95)
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.right(144)
turtle.end_fill()

turtle.up()
turtle.goto(-260,5)
turtle.down()

turtle.color('黄色')
turtle.fillcolor('黄色')
turtle.begin_fill()
turtle.left(45)
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.right(144)
turtle.end_fill()

turtle.hideturtle()