14
punti
Livello 0
B-2B/3 = B/3 = 3
B = 3^2 = 9
b = 9*2/3 = 6
h = 4
BC = √3^2+4^2 = 5
Abasi = π(9^2*2-3^2) = 153π
Alat = π(18*4+3*5) = 87π
A = Abasi+Alat = 240π cm^2
V = π(9^2*4-3^2*4/3) = 312π cm^3
V' = π(4^2*6+4^2*3/3) = 112π cm^3
V/V' = 312/112 = 39/14
120285
punti
Genius III