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Volume diluar bola
=Volume kubus - Volume bola
=s³ - 1/6πd³
=s³(1 - 1/6π)
=28³(42/42 -22/42)
=21952 (10/21)
=10453,33 cm³
v kubus=21952
v bola=4/3
v bola=4/3 x
v bola=4/3 x 2744
v bola=4/3 x 8624
v bola=11498,67
v kubus luar bola=21952-11498,67=10453,33