Odpowiedzi

2009-05-03T22:30:21+02:00
R = 4√2
d = 16√3
r = 1/2 * d
r = 8√3

V = 4/3 * π * r³
V = 4/3 * π * 4√2 * 4√2 * 4√2 = 4/3 * π * 64 * 2 * √2 = 170 i 2/3 * π * √2 (zapisz 170 ⅔ π √2)

P = S = 4π * r²
P = 4π * 4√2 * 4√2 = 128π