Question

A diagonal de um cubo mede 6raiz de 3 cm, determine o volume e a área total desse
cubo​

Answer 1

D = 6√3

a√3 = 6√3 ===> a=6 cm

V = a³ = 6³ = 216 cm³ ✓

At = 6.a² = 6.6² = 6³ = 216 cm² ✓

Answer 2

6√3 D

(L√2)²+L²=D

L²2+L²=D

3L²=6√3

L²=2√3

L²*6=12√3