print('Good Morning')
r=10
import matplotlib.pyplot as plt
import test

print('Radius =',r)
print('Circumference =',test.circ(r))
print('Surface =',test.surf(r))

import numpy as np
def y(r,x):
    return y=np.sqrt(r**2-x**2)

plt.plot([0,1,2],[3,4,5])

print('Good Morning')
r=10
import matplotlib.pyplot as plt
import test

print('Radius =',r)
print('Circumference =',test.circ(r))
print('Surface =',test.surf(r))

import numpy as np
def y(r,x):
    return y=np.sqrt(r**2-x**2)

plt.plot([0,1,2],[3,4,5])
