1

import turtle

turtle.color("yellow")

turtle.bgcolor("red")

turtle.fillcolor("yellow")

turtle.begin_fill()

for i in range(5):

    turtle.forward(100)

    turtle.right(144)

turtle.end_fill()

2

import turtle 

for i in range(5):

    turtle.up()

    turtle.goto(0,-20*(i+1))

    turtle.down()

    turtle.circle(20*(i+1))

    turtle.write(10-i)

3

from turtle import *

color("red","yellow")

begin_fill()

while True:

    forward(200)

    left(175)

    if(abs(pos()))<1:

        break

 

 

end_fill()

4

import turtle

turtle.color("yellow")

turtle.bgcolor("red")

turtle.fillcolor("yellow")

def yuangoto(x,y):

turtle.up()

turtle.goto(x,y)

turtle.down()

yuangoto(-250,75)

turtle.begin_fill()

for i in range(5):

turtle.forward(100)

turtle.right(144)

turtle.end_fill()

yuangoto(-160,170)

turtle.begin_fill()

for i in range(5):

turtle.forward(50)

turtle.left(144)

turtle.end_fill()

yuangoto(-100,120)

turtle.begin_fill()

for i in range(5):

turtle.forward(50)

turtle.left(144)

turtle.end_fill()

yuangoto(-60,40)

turtle.begin_fill()

for i in range(5):

turtle.forward(50)

turtle.left(144)

turtle.end_fill()

yuangoto(-100,-40)

turtle.begin_fill()

for i in range(5):

turtle.forward(50)

turtle.left(144)

turtle.end_fill()