turtle库基础练习
1.画一组同切圆
turtle.circle(10)
turtle.circle(30)
turtle.circle(50)
turtle.circle(70)
turtle.circle(90)
2.画一组同心圆
turtle.circle(10)
turtle.up()
turtle.goto(0,-20)
turtle.down()
turtle.circle(30)
turtle.up()
turtle.goto(0,-40)
turtle.down()
turtle.circle(50)
turtle.up()
turtle.goto(0,-60)
turtle.down()
turtle.circle(70)
turtle.up()
turtle.goto(0,-80)
turtle.circle(90)
turtle.down()
turtle.circle(90)
3.画一个五角星
turtle.forward(50)
turtle.right(144)
turtle.forward(50)
turtle.right(144)
turtle.forward(50)
turtle.right(144)
turtle.forward(50)
turtle.right(144)
turtle.forward(50)
4.画一个黄色实心五角星
turtle.color('yellow')
turtle.fillcolor('yellow')
turtle.begin_fill()
turtle.forward(80)
turtle.right(144)
turtle.forward(80)
turtle.right(144)
turtle.forward(80)
turtle.right(144)
turtle.forward(80)
turtle.right(144)
turtle.forward(80)
turtle.end_fill()