import turtle
turtle.circle(100)
import turtle
turtle.circle(200)
#Area and circumference of a circle.
r=float(input('Enter the radius of the circle :'))
pi=22/7
area=pi*r**2
circumference=2*pi*r
print('The area of the circle is',area)
print('The circumference of the circle is',circumference)
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import turtle
turtle.circle("size")
import turtle
turtle.circle(150)