ile wynosi stosunek pola kuli o promieniu 7 do jej objętości
r=7
P=4πr²=4π·7²=196π
V=(4/3π)r³=(4/3π)·7³=(4/3) ·343=1372π/3
196π : 1372π/3=196· 3/1372 =3/7
opd:stosunek pola do objetosci kuli wynosi 3/7
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r=7
P=4πr²=4π·7²=196π
V=(4/3π)r³=(4/3π)·7³=(4/3) ·343=1372π/3
196π : 1372π/3=196· 3/1372 =3/7
opd:stosunek pola do objetosci kuli wynosi 3/7