import turtle
import random

# Initialize turtle
window = turtle.Screen()
my_turtle = turtle.Turtle()

# Set the side length of the polygon
side_length = 100

# Generate a random number of sides
num_sides = random.randint(3, 10)

# Draw the polygon
angle = 360 / num_sides
for _ in range(num_sides):
    my_turtle.forward(side_length)
    my_turtle.right(angle)

# Close the turtle graphics window
turtle.done()