叠边等边三角形

import turtle
t = turtle.Pen()
name='17信计庞宇达'
turtle.setup(600,500,200,200)
turtle.pensize(1)
t.write(name)
for i in range(3):
turtle.fd(80)
turtle.left(120)
turtle.fd(40)
turtle.left(120)
turtle.fd(40)
for i in range (3):
turtle.right(120)
turtle.fd(40)
turtle.exitonclick()