Ответ:Вот

from tkinter import *

root = Tk()

canv = Canvas(root, width=500, height=500, bg="light yellow")

canv.pack()

canv.create_polygon(250, 190, 140, 280, 360, 280, fill="green",  outline="black")

canv.create_polygon(250, 150, 170, 220, 330, 220, fill="green",  outline="black")

canv.create_polygon(250, 110, 200, 160, 300, 160, fill="green",  outline="black")

canv.create_rectangle(230, 280, 270, 330, fill="brown")

canv.create_text(252, 392, text="Happy New Year!", font="Times 30  italic", fill="black", justify=CENTER)

canv.create_text(250, 390, text="Happy New Year!", font="Times 30 italic", fill="blue", justify=CENTER)

root.mainloop()