from turtle import *

def dreieck():
    i = 0
    while i < 3:
        forward(100)
        left(120)
        i = i + 1

def triangolo(a):
    i = 0
    while i < 3:
        forward(a)
        left(120)
        i = i + 1

def vieleck(a, n):
    i = 0
    while i < n:
        forward(a)
        left(360/n)
        i = i + 1

dreieck()

triangolo(123)
triangolo(200)

vieleck(77, 5)
vieleck(27, 11)

exitonclick()