Verified answer

Bonsoir;

a)

(4*pi * 0,4³)/3 dm³

= (0,256pi)/3

b)

240 /2 = 120

(4*pi *120³)/3

= 2 304 000pi mm³ = 2 304pi cm³

Coucou :)

si ta des questions n'hésite pas à me demander !

a) V = (4/3 × π × 0,4³) dm³ = 0,256/3 π dm³ = 256π/3000 dm³

b) V = (4/3 × π × (240/2)³) mm³ = 2 304 000 π mm³