import math

l = float(input("l = "))
b = float(input("b = "))
h = float(input("h = "))

'''finding value of k'''
k = l**2 + b**2 + h**2

'''finding volume'''
vol = (b**2) * (h**2) / (k**0.5)

print("volume = %.3f" %vol)

'''finding radius'''
r = (3*vol/(4*math.pi)) ** (1/3)

print("radius = %.3f" %r)


