from abstract_math import *
input(radius_from_circumference(21175))
input(22797/24859)
sa1 = surface_area(21175)/2
input(f"sa1={sa1}")
sa2 = surface_area(24859)/2
input(f"sa2={sa2}")
input(f"sa2*.84={sa2*.84}")
input(f"sa1/sa2={sa1/sa2}")
sa2d = sa2 - sa1
input(f"sa2d = {sa2d}")
input(f"sa2d/sa1={sa2d/sa1}")
