import turtle

def polygon():
    for i in range(x):
        turtle.forward(y)
        turtle.left(360 / x)

turtle.shape('turtle')
x = 3
r = 28.867513459481
y = r * (2 * sin(pi / x))

for i in range(10):
    polygon()
    turtle.right(360 / x + 0.5 * (180 - 360 / x))
    turtle.penup()
    turtle.forward(10)
    turtle.pendown()
    turtle.left(360 / x + 0.5 * (180 - 360 / x))
    x += 1
    r += 10