import turtle

import math

def pie(t, n=5, r=50):

angle = (360 / n) / 2

rotate_angle = 90 + angle

base_length = 2 * r * math.sin(angle * math.pi / 180)

t.lt(180/n)

for i in range(n):

t.fd(r)

t.lt(rotate_angle)

t.fd(base_length)

t.lt(rotate_angle)

t.fd(r)

t.lt(180)

t.rt(180/n)

def move(t, length):

t.pu()

t.fd(length)

t.pd()

def main():

bob = turtle.Turtle()

move(bob, -300)

pie(bob, 9, 70)

move(bob, 300)

pie(bob, 10, 70)

move(bob, 300)

pie(bob, 12, 70)

bob.hideturtle()

turtle.mainloop()

if __name__== '__main__':

main()