宋钊宇

#叠加等边三角形.py
import turtle
turtle.penup()
turtle.fd(-50)
turtle.pendown()
turtle.pensize(6)
turtle.pencolor("black")
turtle.seth(60)
turtle.fd(300/2)
for i in range(2):
    turtle.right(120)
    turtle.fd(300)
turtle.right(120)
turtle.fd(300/2)
turtle.right(60)
turtle.fd(300/2)
for i in range(2):
    turtle.right(120)
    turtle.fd(300/2)